70907860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2011}}^1$

素因数の和:2104

約数の個数: 48

約数和(自身を含む): 156163392

約数和(自身を除く): 85255532

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 205, 215, 410, 430, 820, 860, 1763, 2011, 3526, 4022, 7052, 8044, 8815, 10055, 17630, 20110, 35260, 40220, 82451, 86473, 164902, 172946, 329804, 345892, 412255, 432365, 824510, 864730, 1649020, 1729460, 3545393, 7090786, 14181572, 17726965, 35453930, 70907860]

約数ペア:

[(1, 70907860), (2, 35453930), (4, 17726965), (5, 14181572), (10, 7090786), (20, 3545393), (41, 1729460), (43, 1649020), (82, 864730), (86, 824510), (164, 432365), (172, 412255), (205, 345892), (215, 329804), (410, 172946), (430, 164902), (820, 86473), (860, 82451), (1763, 40220), (2011, 35260), (3526, 20110), (4022, 17630), (7052, 10055), (8044, 8815)]