40197080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:481

約数の個数: 128

約数和(自身を含む): 116674560

約数和(自身を除く): 76477480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 88, 110, 124, 140, 154, 155, 217, 220, 248, 280, 308, 310, 341, 385, 421, 434, 440, 616, 620, 682, 770, 842, 868, 1085, 1240, 1364, 1540, 1684, 1705, 1736, 2105, 2170, 2387, 2728, 2947, 3080, 3368, 3410, 4210, 4340, 4631, 4774, 5894, 6820, 8420, 8680, 9262, 9548, 11788, 11935, 13051, 13640, 14735, 16840, 18524, 19096, 23155, 23576, 23870, 26102, 29470, 32417, 37048, 46310, 47740, 52204, 58940, 64834, 65255, 91357, 92620, 95480, 104408, 117880, 129668, 130510, 143561, 162085, 182714, 185240, 259336, 261020, 287122, 324170, 365428, 456785, 522040, 574244, 648340, 717805, 730856, 913570, 1004927, 1148488, 1296680, 1435610, 1827140, 2009854, 2871220, 3654280, 4019708, 5024635, 5742440, 8039416, 10049270, 20098540, 40197080]

約数ペア:

[(1, 40197080), (2, 20098540), (4, 10049270), (5, 8039416), (7, 5742440), (8, 5024635), (10, 4019708), (11, 3654280), (14, 2871220), (20, 2009854), (22, 1827140), (28, 1435610), (31, 1296680), (35, 1148488), (40, 1004927), (44, 913570), (55, 730856), (56, 717805), (62, 648340), (70, 574244), (77, 522040), (88, 456785), (110, 365428), (124, 324170), (140, 287122), (154, 261020), (155, 259336), (217, 185240), (220, 182714), (248, 162085), (280, 143561), (308, 130510), (310, 129668), (341, 117880), (385, 104408), (421, 95480), (434, 92620), (440, 91357), (616, 65255), (620, 64834), (682, 58940), (770, 52204), (842, 47740), (868, 46310), (1085, 37048), (1240, 32417), (1364, 29470), (1540, 26102), (1684, 23870), (1705, 23576), (1736, 23155), (2105, 19096), (2170, 18524), (2387, 16840), (2728, 14735), (2947, 13640), (3080, 13051), (3368, 11935), (3410, 11788), (4210, 9548), (4340, 9262), (4631, 8680), (4774, 8420), (5894, 6820)]