2419240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1951}}^1$

素因数の和:1993

約数の個数: 32

約数和(自身を含む): 5621760

約数和(自身を除く): 3202520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1951, 3902, 7804, 9755, 15608, 19510, 39020, 60481, 78040, 120962, 241924, 302405, 483848, 604810, 1209620, 2419240]

約数ペア:

[(1, 2419240), (2, 1209620), (4, 604810), (5, 483848), (8, 302405), (10, 241924), (20, 120962), (31, 78040), (40, 60481), (62, 39020), (124, 19510), (155, 15608), (248, 9755), (310, 7804), (620, 3902), (1240, 1951)]