1349823640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{82913}}^1$

素因数の和:82972

約数の個数: 64

約数和(自身を含む): 3402790560

約数和(自身を除く): 2052966920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 740, 814, 1480, 1628, 2035, 3256, 4070, 8140, 16280, 82913, 165826, 331652, 414565, 663304, 829130, 912043, 1658260, 1824086, 3067781, 3316520, 3648172, 4560215, 6135562, 7296344, 9120430, 12271124, 15338905, 18240860, 24542248, 30677810, 33745591, 36481720, 61355620, 67491182, 122711240, 134982364, 168727955, 269964728, 337455910, 674911820, 1349823640]

約数ペア:

[(1, 1349823640), (2, 674911820), (4, 337455910), (5, 269964728), (8, 168727955), (10, 134982364), (11, 122711240), (20, 67491182), (22, 61355620), (37, 36481720), (40, 33745591), (44, 30677810), (55, 24542248), (74, 18240860), (88, 15338905), (110, 12271124), (148, 9120430), (185, 7296344), (220, 6135562), (296, 4560215), (370, 3648172), (407, 3316520), (440, 3067781), (740, 1824086), (814, 1658260), (1480, 912043), (1628, 829130), (2035, 663304), (3256, 414565), (4070, 331652), (8140, 165826), (16280, 82913)]