811653180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1040581}}^1$

素因数の和:1040606

約数の個数: 48

約数和(自身を含む): 2447448864

約数和(自身を除く): 1635795684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1040581, 2081162, 3121743, 4162324, 5202905, 6243486, 10405810, 12486972, 13527553, 15608715, 20811620, 27055106, 31217430, 40582659, 54110212, 62434860, 67637765, 81165318, 135275530, 162330636, 202913295, 270551060, 405826590, 811653180]

約数ペア:

[(1, 811653180), (2, 405826590), (3, 270551060), (4, 202913295), (5, 162330636), (6, 135275530), (10, 81165318), (12, 67637765), (13, 62434860), (15, 54110212), (20, 40582659), (26, 31217430), (30, 27055106), (39, 20811620), (52, 15608715), (60, 13527553), (65, 12486972), (78, 10405810), (130, 6243486), (156, 5202905), (195, 4162324), (260, 3121743), (390, 2081162), (780, 1040581)]