2858680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:184

約数の個数: 64

約数和(自身を含む): 7192800

約数和(自身を除く): 4334120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 73, 88, 89, 110, 146, 178, 220, 292, 356, 365, 440, 445, 584, 712, 730, 803, 890, 979, 1460, 1606, 1780, 1958, 2920, 3212, 3560, 3916, 4015, 4895, 6424, 6497, 7832, 8030, 9790, 12994, 16060, 19580, 25988, 32120, 32485, 39160, 51976, 64970, 71467, 129940, 142934, 259880, 285868, 357335, 571736, 714670, 1429340, 2858680]

約数ペア:

[(1, 2858680), (2, 1429340), (4, 714670), (5, 571736), (8, 357335), (10, 285868), (11, 259880), (20, 142934), (22, 129940), (40, 71467), (44, 64970), (55, 51976), (73, 39160), (88, 32485), (89, 32120), (110, 25988), (146, 19580), (178, 16060), (220, 12994), (292, 9790), (356, 8030), (365, 7832), (440, 6497), (445, 6424), (584, 4895), (712, 4015), (730, 3916), (803, 3560), (890, 3212), (979, 2920), (1460, 1958), (1606, 1780)]