40476380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2207}}^1$

素因数の和:2354

約数の個数: 48

約数和(自身を含む): 97929216

約数和(自身を除く): 57452836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1834, 2207, 2620, 3668, 4414, 4585, 8828, 9170, 11035, 15449, 18340, 22070, 30898, 44140, 61796, 77245, 154490, 289117, 308980, 578234, 1156468, 1445585, 2023819, 2891170, 4047638, 5782340, 8095276, 10119095, 20238190, 40476380]

約数ペア:

[(1, 40476380), (2, 20238190), (4, 10119095), (5, 8095276), (7, 5782340), (10, 4047638), (14, 2891170), (20, 2023819), (28, 1445585), (35, 1156468), (70, 578234), (131, 308980), (140, 289117), (262, 154490), (524, 77245), (655, 61796), (917, 44140), (1310, 30898), (1834, 22070), (2207, 18340), (2620, 15449), (3668, 11035), (4414, 9170), (4585, 8828)]