26975740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 63546336

約数和(自身を除く): 36570596

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 121, 142, 157, 220, 242, 284, 314, 355, 484, 605, 628, 710, 781, 785, 1210, 1420, 1562, 1570, 1727, 2420, 3124, 3140, 3454, 3905, 6908, 7810, 8591, 8635, 11147, 15620, 17182, 17270, 18997, 22294, 34364, 34540, 37994, 42955, 44588, 55735, 75988, 85910, 94985, 111470, 122617, 171820, 189970, 222940, 245234, 379940, 490468, 613085, 1226170, 1348787, 2452340, 2697574, 5395148, 6743935, 13487870, 26975740]

約数ペア:

[(1, 26975740), (2, 13487870), (4, 6743935), (5, 5395148), (10, 2697574), (11, 2452340), (20, 1348787), (22, 1226170), (44, 613085), (55, 490468), (71, 379940), (110, 245234), (121, 222940), (142, 189970), (157, 171820), (220, 122617), (242, 111470), (284, 94985), (314, 85910), (355, 75988), (484, 55735), (605, 44588), (628, 42955), (710, 37994), (781, 34540), (785, 34364), (1210, 22294), (1420, 18997), (1562, 17270), (1570, 17182), (1727, 15620), (2420, 11147), (3124, 8635), (3140, 8591), (3454, 7810), (3905, 6908)]