15928367020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{179819}}^1$

素因数の和:179974

約数の個数: 48

約数和(自身を含む): 34559965440

約数和(自身を除く): 18631598420

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 103, 172, 206, 215, 412, 430, 515, 860, 1030, 2060, 4429, 8858, 17716, 22145, 44290, 88580, 179819, 359638, 719276, 899095, 1798190, 3596380, 7732217, 15464434, 18521357, 30928868, 37042714, 38661085, 74085428, 77322170, 92606785, 154644340, 185213570, 370427140, 796418351, 1592836702, 3185673404, 3982091755, 7964183510, 15928367020]

約数ペア:

[(1, 15928367020), (2, 7964183510), (4, 3982091755), (5, 3185673404), (10, 1592836702), (20, 796418351), (43, 370427140), (86, 185213570), (103, 154644340), (172, 92606785), (206, 77322170), (215, 74085428), (412, 38661085), (430, 37042714), (515, 30928868), (860, 18521357), (1030, 15464434), (2060, 7732217), (4429, 3596380), (8858, 1798190), (17716, 899095), (22145, 719276), (44290, 359638), (88580, 179819)]