11939960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9629}}^1$

素因数の和:9671

約数の個数: 32

約数和(自身を含む): 27734400

約数和(自身を除く): 15794440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 9629, 19258, 38516, 48145, 77032, 96290, 192580, 298499, 385160, 596998, 1193996, 1492495, 2387992, 2984990, 5969980, 11939960]

約数ペア:

[(1, 11939960), (2, 5969980), (4, 2984990), (5, 2387992), (8, 1492495), (10, 1193996), (20, 596998), (31, 385160), (40, 298499), (62, 192580), (124, 96290), (155, 77032), (248, 48145), (310, 38516), (620, 19258), (1240, 9629)]