4872520

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{673}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 11040120

約数和(自身を除く): 6167600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 673, 724, 905, 1346, 1448, 1810, 2692, 3365, 3620, 5384, 6730, 7240, 13460, 26920, 121813, 243626, 487252, 609065, 974504, 1218130, 2436260, 4872520]

約数ペア:

[(1, 4872520), (2, 2436260), (4, 1218130), (5, 974504), (8, 609065), (10, 487252), (20, 243626), (40, 121813), (181, 26920), (362, 13460), (673, 7240), (724, 6730), (905, 5384), (1346, 3620), (1448, 3365), (1810, 2692)]