47284120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{90931}}^1$

素因数の和:90955

約数の個数: 32

約数和(自身を含む): 114574320

約数和(自身を除く): 67290200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 90931, 181862, 363724, 454655, 727448, 909310, 1182103, 1818620, 2364206, 3637240, 4728412, 5910515, 9456824, 11821030, 23642060, 47284120]

約数ペア:

[(1, 47284120), (2, 23642060), (4, 11821030), (5, 9456824), (8, 5910515), (10, 4728412), (13, 3637240), (20, 2364206), (26, 1818620), (40, 1182103), (52, 909310), (65, 727448), (104, 454655), (130, 363724), (260, 181862), (520, 90931)]