31206340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1709}}^1$

素因数の和:1812

約数の個数: 48

約数和(自身を含む): 72394560

約数和(自身を除く): 41188220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 83, 110, 166, 220, 332, 415, 830, 913, 1660, 1709, 1826, 3418, 3652, 4565, 6836, 8545, 9130, 17090, 18260, 18799, 34180, 37598, 75196, 93995, 141847, 187990, 283694, 375980, 567388, 709235, 1418470, 1560317, 2836940, 3120634, 6241268, 7801585, 15603170, 31206340]

約数ペア:

[(1, 31206340), (2, 15603170), (4, 7801585), (5, 6241268), (10, 3120634), (11, 2836940), (20, 1560317), (22, 1418470), (44, 709235), (55, 567388), (83, 375980), (110, 283694), (166, 187990), (220, 141847), (332, 93995), (415, 75196), (830, 37598), (913, 34180), (1660, 18799), (1709, 18260), (1826, 17090), (3418, 9130), (3652, 8545), (4565, 6836)]