8049557560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{299909}}^1$

素因数の和:299992

約数の個数: 64

約数和(自身を含む): 20081973600

約数和(自身を除く): 12032416040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 671, 1220, 1342, 2440, 2684, 3355, 5368, 6710, 13420, 26840, 299909, 599818, 1199636, 1499545, 2399272, 2999090, 3298999, 5998180, 6597998, 11996360, 13195996, 16494995, 18294449, 26391992, 32989990, 36588898, 65979980, 73177796, 91472245, 131959960, 146355592, 182944490, 201238939, 365888980, 402477878, 731777960, 804955756, 1006194695, 1609911512, 2012389390, 4024778780, 8049557560]

約数ペア:

[(1, 8049557560), (2, 4024778780), (4, 2012389390), (5, 1609911512), (8, 1006194695), (10, 804955756), (11, 731777960), (20, 402477878), (22, 365888980), (40, 201238939), (44, 182944490), (55, 146355592), (61, 131959960), (88, 91472245), (110, 73177796), (122, 65979980), (220, 36588898), (244, 32989990), (305, 26391992), (440, 18294449), (488, 16494995), (610, 13195996), (671, 11996360), (1220, 6597998), (1342, 5998180), (2440, 3298999), (2684, 2999090), (3355, 2399272), (5368, 1499545), (6710, 1199636), (13420, 599818), (26840, 299909)]