5919980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 13789440

約数和(自身を除く): 7869460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 379, 710, 758, 781, 1420, 1516, 1562, 1895, 3124, 3790, 3905, 4169, 7580, 7810, 8338, 15620, 16676, 20845, 26909, 41690, 53818, 83380, 107636, 134545, 269090, 295999, 538180, 591998, 1183996, 1479995, 2959990, 5919980]

約数ペア:

[(1, 5919980), (2, 2959990), (4, 1479995), (5, 1183996), (10, 591998), (11, 538180), (20, 295999), (22, 269090), (44, 134545), (55, 107636), (71, 83380), (110, 53818), (142, 41690), (220, 26909), (284, 20845), (355, 16676), (379, 15620), (710, 8338), (758, 7810), (781, 7580), (1420, 4169), (1516, 3905), (1562, 3790), (1895, 3124)]