15927080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:414

約数の個数: 64

約数和(自身を含む): 39085200

約数和(自身を除く): 23158120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 109, 130, 218, 260, 281, 436, 520, 545, 562, 872, 1090, 1124, 1405, 1417, 2180, 2248, 2810, 2834, 3653, 4360, 5620, 5668, 7085, 7306, 11240, 11336, 14170, 14612, 18265, 28340, 29224, 30629, 36530, 56680, 61258, 73060, 122516, 146120, 153145, 245032, 306290, 398177, 612580, 796354, 1225160, 1592708, 1990885, 3185416, 3981770, 7963540, 15927080]

約数ペア:

[(1, 15927080), (2, 7963540), (4, 3981770), (5, 3185416), (8, 1990885), (10, 1592708), (13, 1225160), (20, 796354), (26, 612580), (40, 398177), (52, 306290), (65, 245032), (104, 153145), (109, 146120), (130, 122516), (218, 73060), (260, 61258), (281, 56680), (436, 36530), (520, 30629), (545, 29224), (562, 28340), (872, 18265), (1090, 14612), (1124, 14170), (1405, 11336), (1417, 11240), (2180, 7306), (2248, 7085), (2810, 5668), (2834, 5620), (3653, 4360)]