6389440

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:545

約数の個数: 56

約数和(自身を含む): 15617952

約数和(自身を除く): 9228512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 487, 656, 820, 974, 1312, 1640, 1948, 2435, 2624, 3280, 3896, 4870, 6560, 7792, 9740, 13120, 15584, 19480, 19967, 31168, 38960, 39934, 77920, 79868, 99835, 155840, 159736, 199670, 319472, 399340, 638944, 798680, 1277888, 1597360, 3194720, 6389440]

約数ペア:

[(1, 6389440), (2, 3194720), (4, 1597360), (5, 1277888), (8, 798680), (10, 638944), (16, 399340), (20, 319472), (32, 199670), (40, 159736), (41, 155840), (64, 99835), (80, 79868), (82, 77920), (160, 39934), (164, 38960), (205, 31168), (320, 19967), (328, 19480), (410, 15584), (487, 13120), (656, 9740), (820, 7792), (974, 6560), (1312, 4870), (1640, 3896), (1948, 3280), (2435, 2624)]