397968080

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{6977}}^1$

素因数の和:7044

約数の個数: 80

約数和(自身を含む): 996793344

約数和(自身を除く): 598825264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 248, 310, 368, 460, 496, 620, 713, 920, 1240, 1426, 1840, 2480, 2852, 3565, 5704, 6977, 7130, 11408, 13954, 14260, 27908, 28520, 34885, 55816, 57040, 69770, 111632, 139540, 160471, 216287, 279080, 320942, 432574, 558160, 641884, 802355, 865148, 1081435, 1283768, 1604710, 1730296, 2162870, 2567536, 3209420, 3460592, 4325740, 4974601, 6418840, 8651480, 9949202, 12837680, 17302960, 19898404, 24873005, 39796808, 49746010, 79593616, 99492020, 198984040, 397968080]

約数ペア:

[(1, 397968080), (2, 198984040), (4, 99492020), (5, 79593616), (8, 49746010), (10, 39796808), (16, 24873005), (20, 19898404), (23, 17302960), (31, 12837680), (40, 9949202), (46, 8651480), (62, 6418840), (80, 4974601), (92, 4325740), (115, 3460592), (124, 3209420), (155, 2567536), (184, 2162870), (230, 1730296), (248, 1604710), (310, 1283768), (368, 1081435), (460, 865148), (496, 802355), (620, 641884), (713, 558160), (920, 432574), (1240, 320942), (1426, 279080), (1840, 216287), (2480, 160471), (2852, 139540), (3565, 111632), (5704, 69770), (6977, 57040), (7130, 55816), (11408, 34885), (13954, 28520), (14260, 27908)]