2105717470

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{81839}}^1$

素因数の和:81960

約数の個数: 32

約数和(自身を含む): 3959746560

約数和(自身を除く): 1854029090

約数列:

[1, 2, 5, 10, 31, 62, 83, 155, 166, 310, 415, 830, 2573, 5146, 12865, 25730, 81839, 163678, 409195, 818390, 2537009, 5074018, 6792637, 12685045, 13585274, 25370090, 33963185, 67926370, 210571747, 421143494, 1052858735, 2105717470]

約数ペア:

[(1, 2105717470), (2, 1052858735), (5, 421143494), (10, 210571747), (31, 67926370), (62, 33963185), (83, 25370090), (155, 13585274), (166, 12685045), (310, 6792637), (415, 5074018), (830, 2537009), (2573, 818390), (5146, 409195), (12865, 163678), (25730, 81839)]