16488680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{857}}^1$

素因数の和:918

約数の個数: 64

約数和(自身を含む): 41081040

約数和(自身を除く): 24592360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 857, 962, 1480, 1714, 1924, 2405, 3428, 3848, 4285, 4810, 6856, 8570, 9620, 11141, 17140, 19240, 22282, 31709, 34280, 44564, 55705, 63418, 89128, 111410, 126836, 158545, 222820, 253672, 317090, 412217, 445640, 634180, 824434, 1268360, 1648868, 2061085, 3297736, 4122170, 8244340, 16488680]

約数ペア:

[(1, 16488680), (2, 8244340), (4, 4122170), (5, 3297736), (8, 2061085), (10, 1648868), (13, 1268360), (20, 824434), (26, 634180), (37, 445640), (40, 412217), (52, 317090), (65, 253672), (74, 222820), (104, 158545), (130, 126836), (148, 111410), (185, 89128), (260, 63418), (296, 55705), (370, 44564), (481, 34280), (520, 31709), (740, 22282), (857, 19240), (962, 17140), (1480, 11141), (1714, 9620), (1924, 8570), (2405, 6856), (3428, 4810), (3848, 4285)]