47304920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{90971}}^1$

素因数の和:90995

約数の個数: 32

約数和(自身を含む): 114624720

約数和(自身を除く): 67319800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 90971, 181942, 363884, 454855, 727768, 909710, 1182623, 1819420, 2365246, 3638840, 4730492, 5913115, 9460984, 11826230, 23652460, 47304920]

約数ペア:

[(1, 47304920), (2, 23652460), (4, 11826230), (5, 9460984), (8, 5913115), (10, 4730492), (13, 3638840), (20, 2365246), (26, 1819420), (40, 1182623), (52, 909710), (65, 727768), (104, 454855), (130, 363884), (260, 181942), (520, 90971)]