20200851720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{1145173}}^1$

素因数の和:1145204

約数の個数: 144

約数和(自身を含む): 76371654060

約数和(自身を除く): 56170802340

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 17640, 1145173, 2290346, 3435519, 4580692, 5725865, 6871038, 8016211, 9161384, 10306557, 11451730, 13742076, 16032422, 17177595, 20613114, 22903460, 24048633, 27484152, 32064844, 34355190, 40081055, 41226228, 45806920, 48097266, 51532785, 56113477, 64129688, 68710380, 72145899, 80162110, 82452456, 96194532, 103065570, 112226954, 120243165, 137420760, 144291798, 160324220, 168340431, 192389064, 206131140, 224453908, 240486330, 280567385, 288583596, 320648440, 336680862, 360729495, 412262280, 448907816, 480972660, 505021293, 561134770, 577167192, 673361724, 721458990, 841702155, 961945320, 1010042586, 1122269540, 1346723448, 1442917980, 1683404310, 2020085172, 2244539080, 2525106465, 2885835960, 3366808620, 4040170344, 5050212930, 6733617240, 10100425860, 20200851720]

約数ペア:

[(1, 20200851720), (2, 10100425860), (3, 6733617240), (4, 5050212930), (5, 4040170344), (6, 3366808620), (7, 2885835960), (8, 2525106465), (9, 2244539080), (10, 2020085172), (12, 1683404310), (14, 1442917980), (15, 1346723448), (18, 1122269540), (20, 1010042586), (21, 961945320), (24, 841702155), (28, 721458990), (30, 673361724), (35, 577167192), (36, 561134770), (40, 505021293), (42, 480972660), (45, 448907816), (49, 412262280), (56, 360729495), (60, 336680862), (63, 320648440), (70, 288583596), (72, 280567385), (84, 240486330), (90, 224453908), (98, 206131140), (105, 192389064), (120, 168340431), (126, 160324220), (140, 144291798), (147, 137420760), (168, 120243165), (180, 112226954), (196, 103065570), (210, 96194532), (245, 82452456), (252, 80162110), (280, 72145899), (294, 68710380), (315, 64129688), (360, 56113477), (392, 51532785), (420, 48097266), (441, 45806920), (490, 41226228), (504, 40081055), (588, 34355190), (630, 32064844), (735, 27484152), (840, 24048633), (882, 22903460), (980, 20613114), (1176, 17177595), (1260, 16032422), (1470, 13742076), (1764, 11451730), (1960, 10306557), (2205, 9161384), (2520, 8016211), (2940, 6871038), (3528, 5725865), (4410, 4580692), (5880, 3435519), (8820, 2290346), (17640, 1145173)]