4340940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1019}}^1$

素因数の和:1102

約数の個数: 48

約数和(自身を含む): 12337920

約数和(自身を除く): 7996980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1019, 1065, 1420, 2038, 2130, 3057, 4076, 4260, 5095, 6114, 10190, 12228, 15285, 20380, 30570, 61140, 72349, 144698, 217047, 289396, 361745, 434094, 723490, 868188, 1085235, 1446980, 2170470, 4340940]

約数ペア:

[(1, 4340940), (2, 2170470), (3, 1446980), (4, 1085235), (5, 868188), (6, 723490), (10, 434094), (12, 361745), (15, 289396), (20, 217047), (30, 144698), (60, 72349), (71, 61140), (142, 30570), (213, 20380), (284, 15285), (355, 12228), (426, 10190), (710, 6114), (852, 5095), (1019, 4260), (1065, 4076), (1420, 3057), (2038, 2130)]