27760980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{35591}}^1$

素因数の和:35616

約数の個数: 48

約数和(自身を含む): 83712384

約数和(自身を除く): 55951404

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, 35591, 71182, 106773, 142364, 177955, 213546, 355910, 427092, 462683, 533865, 711820, 925366, 1067730, 1388049, 1850732, 2135460, 2313415, 2776098, 4626830, 5552196, 6940245, 9253660, 13880490, 27760980]

約数ペア:

[(1, 27760980), (2, 13880490), (3, 9253660), (4, 6940245), (5, 5552196), (6, 4626830), (10, 2776098), (12, 2313415), (13, 2135460), (15, 1850732), (20, 1388049), (26, 1067730), (30, 925366), (39, 711820), (52, 533865), (60, 462683), (65, 427092), (78, 355910), (130, 213546), (156, 177955), (195, 142364), (260, 106773), (390, 71182), (780, 35591)]