284479960

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{100169}}^1$

素因数の和:100251

約数の個数: 32

約数和(自身を含む): 649101600

約数和(自身を除く): 364621640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 100169, 200338, 400676, 500845, 801352, 1001690, 2003380, 4006760, 7111999, 14223998, 28447996, 35559995, 56895992, 71119990, 142239980, 284479960]

約数ペア:

[(1, 284479960), (2, 142239980), (4, 71119990), (5, 56895992), (8, 35559995), (10, 28447996), (20, 14223998), (40, 7111999), (71, 4006760), (142, 2003380), (284, 1001690), (355, 801352), (568, 500845), (710, 400676), (1420, 200338), (2840, 100169)]