28812020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{46471}}^1$

素因数の和:46511

約数の個数: 24

約数和(自身を含む): 62458368

約数和(自身を除く): 33646348

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 46471, 92942, 185884, 232355, 464710, 929420, 1440601, 2881202, 5762404, 7203005, 14406010, 28812020]

約数ペア:

[(1, 28812020), (2, 14406010), (4, 7203005), (5, 5762404), (10, 2881202), (20, 1440601), (31, 929420), (62, 464710), (124, 232355), (155, 185884), (310, 92942), (620, 46471)]