20381330370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1\times {\mathrm{1297}}^1$

素因数の和:1676

約数の個数: 128

約数和(自身を含む): 51545843712

約数和(自身を除く): 31164513342

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 61, 62, 93, 122, 155, 183, 186, 277, 305, 310, 366, 465, 554, 610, 831, 915, 930, 1297, 1385, 1662, 1830, 1891, 2594, 2770, 3782, 3891, 4155, 5673, 6485, 7782, 8310, 8587, 9455, 11346, 12970, 16897, 17174, 18910, 19455, 25761, 28365, 33794, 38910, 40207, 42935, 50691, 51522, 56730, 79117, 80414, 84485, 85870, 101382, 120621, 128805, 158234, 168970, 201035, 237351, 241242, 253455, 257610, 359269, 395585, 402070, 474702, 506910, 523807, 603105, 718538, 791170, 1047614, 1077807, 1186755, 1206210, 1571421, 1796345, 2155614, 2373510, 2452627, 2619035, 3142842, 3592690, 4905254, 5238070, 5389035, 7357881, 7857105, 10778070, 11137339, 12263135, 14715762, 15714210, 21915409, 22274678, 24526270, 33412017, 36789405, 43830818, 55686695, 65746227, 66824034, 73578810, 109577045, 111373390, 131492454, 167060085, 219154090, 328731135, 334120170, 657462270, 679377679, 1358755358, 2038133037, 3396888395, 4076266074, 6793776790, 10190665185, 20381330370]

約数ペア:

[(1, 20381330370), (2, 10190665185), (3, 6793776790), (5, 4076266074), (6, 3396888395), (10, 2038133037), (15, 1358755358), (30, 679377679), (31, 657462270), (61, 334120170), (62, 328731135), (93, 219154090), (122, 167060085), (155, 131492454), (183, 111373390), (186, 109577045), (277, 73578810), (305, 66824034), (310, 65746227), (366, 55686695), (465, 43830818), (554, 36789405), (610, 33412017), (831, 24526270), (915, 22274678), (930, 21915409), (1297, 15714210), (1385, 14715762), (1662, 12263135), (1830, 11137339), (1891, 10778070), (2594, 7857105), (2770, 7357881), (3782, 5389035), (3891, 5238070), (4155, 4905254), (5673, 3592690), (6485, 3142842), (7782, 2619035), (8310, 2452627), (8587, 2373510), (9455, 2155614), (11346, 1796345), (12970, 1571421), (16897, 1206210), (17174, 1186755), (18910, 1077807), (19455, 1047614), (25761, 791170), (28365, 718538), (33794, 603105), (38910, 523807), (40207, 506910), (42935, 474702), (50691, 402070), (51522, 395585), (56730, 359269), (79117, 257610), (80414, 253455), (84485, 241242), (85870, 237351), (101382, 201035), (120621, 168970), (128805, 158234)]