18245580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4283}}^1$

素因数の和:4366

約数の個数: 48

約数和(自身を含む): 51819264

約数和(自身を除く): 33573684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 4283, 8566, 12849, 17132, 21415, 25698, 42830, 51396, 64245, 85660, 128490, 256980, 304093, 608186, 912279, 1216372, 1520465, 1824558, 3040930, 3649116, 4561395, 6081860, 9122790, 18245580]

約数ペア:

[(1, 18245580), (2, 9122790), (3, 6081860), (4, 4561395), (5, 3649116), (6, 3040930), (10, 1824558), (12, 1520465), (15, 1216372), (20, 912279), (30, 608186), (60, 304093), (71, 256980), (142, 128490), (213, 85660), (284, 64245), (355, 51396), (426, 42830), (710, 25698), (852, 21415), (1065, 17132), (1420, 12849), (2130, 8566), (4260, 4283)]