28501840

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{9629}}^1$

素因数の和:9679

約数の個数: 40

約数和(自身を含む): 68064840

約数和(自身を除く): 39563000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 9629, 19258, 38516, 48145, 77032, 96290, 154064, 192580, 356273, 385160, 712546, 770320, 1425092, 1781365, 2850184, 3562730, 5700368, 7125460, 14250920, 28501840]

約数ペア:

[(1, 28501840), (2, 14250920), (4, 7125460), (5, 5700368), (8, 3562730), (10, 2850184), (16, 1781365), (20, 1425092), (37, 770320), (40, 712546), (74, 385160), (80, 356273), (148, 192580), (185, 154064), (296, 96290), (370, 77032), (592, 48145), (740, 38516), (1480, 19258), (2960, 9629)]