11785890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:112

約数の個数: 128

約数和(自身を含む): 33177600

約数和(自身を除く): 21391710

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 23, 29, 30, 31, 38, 46, 57, 58, 62, 69, 87, 93, 95, 114, 115, 138, 145, 155, 174, 186, 190, 230, 285, 290, 310, 345, 435, 437, 465, 551, 570, 589, 667, 690, 713, 870, 874, 899, 930, 1102, 1178, 1311, 1334, 1426, 1653, 1767, 1798, 2001, 2139, 2185, 2622, 2697, 2755, 2945, 3306, 3335, 3534, 3565, 4002, 4278, 4370, 4495, 5394, 5510, 5890, 6555, 6670, 7130, 8265, 8835, 8990, 10005, 10695, 12673, 13110, 13485, 13547, 16530, 17081, 17670, 20010, 20677, 21390, 25346, 26970, 27094, 34162, 38019, 40641, 41354, 51243, 62031, 63365, 67735, 76038, 81282, 85405, 102486, 103385, 124062, 126730, 135470, 170810, 190095, 203205, 206770, 256215, 310155, 380190, 392863, 406410, 512430, 620310, 785726, 1178589, 1964315, 2357178, 3928630, 5892945, 11785890]

約数ペア:

[(1, 11785890), (2, 5892945), (3, 3928630), (5, 2357178), (6, 1964315), (10, 1178589), (15, 785726), (19, 620310), (23, 512430), (29, 406410), (30, 392863), (31, 380190), (38, 310155), (46, 256215), (57, 206770), (58, 203205), (62, 190095), (69, 170810), (87, 135470), (93, 126730), (95, 124062), (114, 103385), (115, 102486), (138, 85405), (145, 81282), (155, 76038), (174, 67735), (186, 63365), (190, 62031), (230, 51243), (285, 41354), (290, 40641), (310, 38019), (345, 34162), (435, 27094), (437, 26970), (465, 25346), (551, 21390), (570, 20677), (589, 20010), (667, 17670), (690, 17081), (713, 16530), (870, 13547), (874, 13485), (899, 13110), (930, 12673), (1102, 10695), (1178, 10005), (1311, 8990), (1334, 8835), (1426, 8265), (1653, 7130), (1767, 6670), (1798, 6555), (2001, 5890), (2139, 5510), (2185, 5394), (2622, 4495), (2697, 4370), (2755, 4278), (2945, 4002), (3306, 3565), (3335, 3534)]