56406980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1$

素因数の和:405

約数の個数: 96

約数和(自身を含む): 143603712

約数和(自身を除く): 87196732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 41, 62, 70, 82, 124, 140, 155, 164, 205, 217, 287, 310, 317, 410, 434, 574, 620, 634, 820, 868, 1085, 1148, 1268, 1271, 1435, 1585, 2170, 2219, 2542, 2870, 3170, 4340, 4438, 5084, 5740, 6340, 6355, 8876, 8897, 9827, 11095, 12710, 12997, 17794, 19654, 22190, 25420, 25994, 35588, 39308, 44380, 44485, 49135, 51988, 64985, 68789, 88970, 90979, 98270, 129970, 137578, 177940, 181958, 196540, 259940, 275156, 343945, 363916, 402907, 454895, 687890, 805814, 909790, 1375780, 1611628, 1819580, 2014535, 2820349, 4029070, 5640698, 8058140, 11281396, 14101745, 28203490, 56406980]

約数ペア:

[(1, 56406980), (2, 28203490), (4, 14101745), (5, 11281396), (7, 8058140), (10, 5640698), (14, 4029070), (20, 2820349), (28, 2014535), (31, 1819580), (35, 1611628), (41, 1375780), (62, 909790), (70, 805814), (82, 687890), (124, 454895), (140, 402907), (155, 363916), (164, 343945), (205, 275156), (217, 259940), (287, 196540), (310, 181958), (317, 177940), (410, 137578), (434, 129970), (574, 98270), (620, 90979), (634, 88970), (820, 68789), (868, 64985), (1085, 51988), (1148, 49135), (1268, 44485), (1271, 44380), (1435, 39308), (1585, 35588), (2170, 25994), (2219, 25420), (2542, 22190), (2870, 19654), (3170, 17794), (4340, 12997), (4438, 12710), (5084, 11095), (5740, 9827), (6340, 8897), (6355, 8876)]