29040880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{541}}^1$

素因数の和:626

約数の個数: 80

約数和(自身を含む): 75004128

約数和(自身を除く): 45963248

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 61, 80, 88, 110, 122, 176, 220, 244, 305, 440, 488, 541, 610, 671, 880, 976, 1082, 1220, 1342, 2164, 2440, 2684, 2705, 3355, 4328, 4880, 5368, 5410, 5951, 6710, 8656, 10736, 10820, 11902, 13420, 21640, 23804, 26840, 29755, 33001, 43280, 47608, 53680, 59510, 66002, 95216, 119020, 132004, 165005, 238040, 264008, 330010, 363011, 476080, 528016, 660020, 726022, 1320040, 1452044, 1815055, 2640080, 2904088, 3630110, 5808176, 7260220, 14520440, 29040880]

約数ペア:

[(1, 29040880), (2, 14520440), (4, 7260220), (5, 5808176), (8, 3630110), (10, 2904088), (11, 2640080), (16, 1815055), (20, 1452044), (22, 1320040), (40, 726022), (44, 660020), (55, 528016), (61, 476080), (80, 363011), (88, 330010), (110, 264008), (122, 238040), (176, 165005), (220, 132004), (244, 119020), (305, 95216), (440, 66002), (488, 59510), (541, 53680), (610, 47608), (671, 43280), (880, 33001), (976, 29755), (1082, 26840), (1220, 23804), (1342, 21640), (2164, 13420), (2440, 11902), (2684, 10820), (2705, 10736), (3355, 8656), (4328, 6710), (4880, 5951), (5368, 5410)]