2910718960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{31721}}^1$

素因数の和:31802

約数の個数: 80

約数和(自身を含む): 7174755072

約数和(自身を除く): 4264036112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 124, 148, 155, 185, 248, 296, 310, 370, 496, 592, 620, 740, 1147, 1240, 1480, 2294, 2480, 2960, 4588, 5735, 9176, 11470, 18352, 22940, 31721, 45880, 63442, 91760, 126884, 158605, 253768, 317210, 507536, 634420, 983351, 1173677, 1268840, 1966702, 2347354, 2537680, 3933404, 4694708, 4916755, 5868385, 7866808, 9389416, 9833510, 11736770, 15733616, 18778832, 19667020, 23473540, 36383987, 39334040, 46947080, 72767974, 78668080, 93894160, 145535948, 181919935, 291071896, 363839870, 582143792, 727679740, 1455359480, 2910718960]

約数ペア:

[(1, 2910718960), (2, 1455359480), (4, 727679740), (5, 582143792), (8, 363839870), (10, 291071896), (16, 181919935), (20, 145535948), (31, 93894160), (37, 78668080), (40, 72767974), (62, 46947080), (74, 39334040), (80, 36383987), (124, 23473540), (148, 19667020), (155, 18778832), (185, 15733616), (248, 11736770), (296, 9833510), (310, 9389416), (370, 7866808), (496, 5868385), (592, 4916755), (620, 4694708), (740, 3933404), (1147, 2537680), (1240, 2347354), (1480, 1966702), (2294, 1268840), (2480, 1173677), (2960, 983351), (4588, 634420), (5735, 507536), (9176, 317210), (11470, 253768), (18352, 158605), (22940, 126884), (31721, 91760), (45880, 63442)]