40262560

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1489}}^1$

素因数の和:1530

約数の個数: 72

約数和(自身を含む): 103069260

約数和(自身を除く): 62806700

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 338, 416, 520, 676, 845, 1040, 1352, 1489, 1690, 2080, 2704, 2978, 3380, 5408, 5956, 6760, 7445, 11912, 13520, 14890, 19357, 23824, 27040, 29780, 38714, 47648, 59560, 77428, 96785, 119120, 154856, 193570, 238240, 251641, 309712, 387140, 503282, 619424, 774280, 1006564, 1258205, 1548560, 2013128, 2516410, 3097120, 4026256, 5032820, 8052512, 10065640, 20131280, 40262560]

約数ペア:

[(1, 40262560), (2, 20131280), (4, 10065640), (5, 8052512), (8, 5032820), (10, 4026256), (13, 3097120), (16, 2516410), (20, 2013128), (26, 1548560), (32, 1258205), (40, 1006564), (52, 774280), (65, 619424), (80, 503282), (104, 387140), (130, 309712), (160, 251641), (169, 238240), (208, 193570), (260, 154856), (338, 119120), (416, 96785), (520, 77428), (676, 59560), (845, 47648), (1040, 38714), (1352, 29780), (1489, 27040), (1690, 23824), (2080, 19357), (2704, 14890), (2978, 13520), (3380, 11912), (5408, 7445), (5956, 6760)]