4128280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{467}}^1$

素因数の和:508

約数の個数: 64

約数和(自身を含む): 10614240

約数和(自身を除く): 6485960

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 467, 520, 680, 884, 934, 1105, 1768, 1868, 2210, 2335, 3736, 4420, 4670, 6071, 7939, 8840, 9340, 12142, 15878, 18680, 24284, 30355, 31756, 39695, 48568, 60710, 63512, 79390, 103207, 121420, 158780, 206414, 242840, 317560, 412828, 516035, 825656, 1032070, 2064140, 4128280]

約数ペア:

[(1, 4128280), (2, 2064140), (4, 1032070), (5, 825656), (8, 516035), (10, 412828), (13, 317560), (17, 242840), (20, 206414), (26, 158780), (34, 121420), (40, 103207), (52, 79390), (65, 63512), (68, 60710), (85, 48568), (104, 39695), (130, 31756), (136, 30355), (170, 24284), (221, 18680), (260, 15878), (340, 12142), (442, 9340), (467, 8840), (520, 7939), (680, 6071), (884, 4670), (934, 4420), (1105, 3736), (1768, 2335), (1868, 2210)]