608563540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{123191}}^1$

素因数の和:123232

約数の個数: 48

約数和(自身を含む): 1448737920

約数和(自身を除く): 840174380

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 123191, 246382, 492764, 615955, 1231910, 1601483, 2340629, 2463820, 3202966, 4681258, 6405932, 8007415, 9362516, 11703145, 16014830, 23406290, 30428177, 32029660, 46812580, 60856354, 121712708, 152140885, 304281770, 608563540]

約数ペア:

[(1, 608563540), (2, 304281770), (4, 152140885), (5, 121712708), (10, 60856354), (13, 46812580), (19, 32029660), (20, 30428177), (26, 23406290), (38, 16014830), (52, 11703145), (65, 9362516), (76, 8007415), (95, 6405932), (130, 4681258), (190, 3202966), (247, 2463820), (260, 2340629), (380, 1601483), (494, 1231910), (988, 615955), (1235, 492764), (2470, 246382), (4940, 123191)]