15535240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{491}}^1$

素因数の和:622

約数の個数: 64

約数和(自身を含む): 40383360

約数和(自身を除く): 24848120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 280, 452, 491, 565, 791, 904, 982, 1130, 1582, 1964, 2260, 2455, 3164, 3437, 3928, 3955, 4520, 4910, 6328, 6874, 7910, 9820, 13748, 15820, 17185, 19640, 27496, 31640, 34370, 55483, 68740, 110966, 137480, 221932, 277415, 388381, 443864, 554830, 776762, 1109660, 1553524, 1941905, 2219320, 3107048, 3883810, 7767620, 15535240]

約数ペア:

[(1, 15535240), (2, 7767620), (4, 3883810), (5, 3107048), (7, 2219320), (8, 1941905), (10, 1553524), (14, 1109660), (20, 776762), (28, 554830), (35, 443864), (40, 388381), (56, 277415), (70, 221932), (113, 137480), (140, 110966), (226, 68740), (280, 55483), (452, 34370), (491, 31640), (565, 27496), (791, 19640), (904, 17185), (982, 15820), (1130, 13748), (1582, 9820), (1964, 7910), (2260, 6874), (2455, 6328), (3164, 4910), (3437, 4520), (3928, 3955)]