1866629960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{87553}}^1$

素因数の和:87618

約数の個数: 64

約数和(自身を含む): 4633357680

約数和(自身を除く): 2766727720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 410, 520, 533, 820, 1066, 1640, 2132, 2665, 4264, 5330, 10660, 21320, 87553, 175106, 350212, 437765, 700424, 875530, 1138189, 1751060, 2276378, 3502120, 3589673, 4552756, 5690945, 7179346, 9105512, 11381890, 14358692, 17948365, 22763780, 28717384, 35896730, 45527560, 46665749, 71793460, 93331498, 143586920, 186662996, 233328745, 373325992, 466657490, 933314980, 1866629960]

約数ペア:

[(1, 1866629960), (2, 933314980), (4, 466657490), (5, 373325992), (8, 233328745), (10, 186662996), (13, 143586920), (20, 93331498), (26, 71793460), (40, 46665749), (41, 45527560), (52, 35896730), (65, 28717384), (82, 22763780), (104, 17948365), (130, 14358692), (164, 11381890), (205, 9105512), (260, 7179346), (328, 5690945), (410, 4552756), (520, 3589673), (533, 3502120), (820, 2276378), (1066, 1751060), (1640, 1138189), (2132, 875530), (2665, 700424), (4264, 437765), (5330, 350212), (10660, 175106), (21320, 87553)]