38948520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24967}}^1$

素因数の和:24994

約数の個数: 64

約数和(自身を含む): 125838720

約数和(自身を除く): 86890200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 24967, 49934, 74901, 99868, 124835, 149802, 199736, 249670, 299604, 324571, 374505, 499340, 599208, 649142, 749010, 973713, 998680, 1298284, 1498020, 1622855, 1947426, 2596568, 2996040, 3245710, 3894852, 4868565, 6491420, 7789704, 9737130, 12982840, 19474260, 38948520]

約数ペア:

[(1, 38948520), (2, 19474260), (3, 12982840), (4, 9737130), (5, 7789704), (6, 6491420), (8, 4868565), (10, 3894852), (12, 3245710), (13, 2996040), (15, 2596568), (20, 1947426), (24, 1622855), (26, 1498020), (30, 1298284), (39, 998680), (40, 973713), (52, 749010), (60, 649142), (65, 599208), (78, 499340), (104, 374505), (120, 324571), (130, 299604), (156, 249670), (195, 199736), (260, 149802), (312, 124835), (390, 99868), (520, 74901), (780, 49934), (1560, 24967)]