54757820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{4481}}^1$

素因数の和:4550

約数の個数: 48

約数和(自身を含む): 126499968

約数和(自身を除く): 71742148

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2444, 3055, 4481, 6110, 8962, 12220, 17924, 22405, 44810, 58253, 89620, 116506, 210607, 233012, 291265, 421214, 582530, 842428, 1053035, 1165060, 2106070, 2737891, 4212140, 5475782, 10951564, 13689455, 27378910, 54757820]

約数ペア:

[(1, 54757820), (2, 27378910), (4, 13689455), (5, 10951564), (10, 5475782), (13, 4212140), (20, 2737891), (26, 2106070), (47, 1165060), (52, 1053035), (65, 842428), (94, 582530), (130, 421214), (188, 291265), (235, 233012), (260, 210607), (470, 116506), (611, 89620), (940, 58253), (1222, 44810), (2444, 22405), (3055, 17924), (4481, 12220), (6110, 8962)]