1255361740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{769}}^1\times {\mathrm{2633}}^1$

素因数の和:3442

約数の個数: 48

約数和(自身を含む): 2725873920

約数和(自身を除く): 1470512180

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 769, 1538, 2633, 3076, 3845, 5266, 7690, 10532, 13165, 15380, 23839, 26330, 47678, 52660, 81623, 95356, 119195, 163246, 238390, 326492, 408115, 476780, 816230, 1632460, 2024777, 4049554, 8099108, 10123885, 20247770, 40495540, 62768087, 125536174, 251072348, 313840435, 627680870, 1255361740]

約数ペア:

[(1, 1255361740), (2, 627680870), (4, 313840435), (5, 251072348), (10, 125536174), (20, 62768087), (31, 40495540), (62, 20247770), (124, 10123885), (155, 8099108), (310, 4049554), (620, 2024777), (769, 1632460), (1538, 816230), (2633, 476780), (3076, 408115), (3845, 326492), (5266, 238390), (7690, 163246), (10532, 119195), (13165, 95356), (15380, 81623), (23839, 52660), (26330, 47678)]