17961570820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3229}}^1\times {\mathrm{7517}}^1$

素因数の和:10792

約数の個数: 48

約数和(自身を含む): 38755891440

約数和(自身を除く): 20794320620

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 3229, 6458, 7517, 12916, 15034, 16145, 30068, 32290, 37585, 64580, 75170, 119473, 150340, 238946, 278129, 477892, 556258, 597365, 1112516, 1194730, 1390645, 2389460, 2781290, 5562580, 24272393, 48544786, 97089572, 121361965, 242723930, 485447860, 898078541, 1796157082, 3592314164, 4490392705, 8980785410, 17961570820]

約数ペア:

[(1, 17961570820), (2, 8980785410), (4, 4490392705), (5, 3592314164), (10, 1796157082), (20, 898078541), (37, 485447860), (74, 242723930), (148, 121361965), (185, 97089572), (370, 48544786), (740, 24272393), (3229, 5562580), (6458, 2781290), (7517, 2389460), (12916, 1390645), (15034, 1194730), (16145, 1112516), (30068, 597365), (32290, 556258), (37585, 477892), (64580, 278129), (75170, 238946), (119473, 150340)]