31016740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2633}}^1$

素因数の和:2692

約数の個数: 48

約数和(自身を含む): 70801920

約数和(自身を除く): 39785180

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2633, 2945, 5266, 5890, 10532, 11780, 13165, 26330, 50027, 52660, 81623, 100054, 163246, 200108, 250135, 326492, 408115, 500270, 816230, 1000540, 1550837, 1632460, 3101674, 6203348, 7754185, 15508370, 31016740]

約数ペア:

[(1, 31016740), (2, 15508370), (4, 7754185), (5, 6203348), (10, 3101674), (19, 1632460), (20, 1550837), (31, 1000540), (38, 816230), (62, 500270), (76, 408115), (95, 326492), (124, 250135), (155, 200108), (190, 163246), (310, 100054), (380, 81623), (589, 52660), (620, 50027), (1178, 26330), (2356, 13165), (2633, 11780), (2945, 10532), (5266, 5890)]