30820390

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{523}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 57044736

約数和(自身を除く): 26224346

約数列:

[1, 2, 5, 10, 71, 83, 142, 166, 355, 415, 523, 710, 830, 1046, 2615, 5230, 5893, 11786, 29465, 37133, 43409, 58930, 74266, 86818, 185665, 217045, 371330, 434090, 3082039, 6164078, 15410195, 30820390]

約数ペア:

[(1, 30820390), (2, 15410195), (5, 6164078), (10, 3082039), (71, 434090), (83, 371330), (142, 217045), (166, 185665), (355, 86818), (415, 74266), (523, 58930), (710, 43409), (830, 37133), (1046, 29465), (2615, 11786), (5230, 5893)]