1861743760

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{167423}}^1$

素因数の和:167575

約数の個数: 40

約数和(自身を含む): 4359720960

約数和(自身を除く): 2497977200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 11120, 167423, 334846, 669692, 837115, 1339384, 1674230, 2678768, 3348460, 6696920, 13393840, 23271797, 46543594, 93087188, 116358985, 186174376, 232717970, 372348752, 465435940, 930871880, 1861743760]

約数ペア:

[(1, 1861743760), (2, 930871880), (4, 465435940), (5, 372348752), (8, 232717970), (10, 186174376), (16, 116358985), (20, 93087188), (40, 46543594), (80, 23271797), (139, 13393840), (278, 6696920), (556, 3348460), (695, 2678768), (1112, 1674230), (1390, 1339384), (2224, 837115), (2780, 669692), (5560, 334846), (11120, 167423)]