28233560

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22769}}^1$

素因数の和:22811

約数の個数: 32

約数和(自身を含む): 65577600

約数和(自身を除く): 37344040

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 22769, 45538, 91076, 113845, 182152, 227690, 455380, 705839, 910760, 1411678, 2823356, 3529195, 5646712, 7058390, 14116780, 28233560]

約数ペア:

[(1, 28233560), (2, 14116780), (4, 7058390), (5, 5646712), (8, 3529195), (10, 2823356), (20, 1411678), (31, 910760), (40, 705839), (62, 455380), (124, 227690), (155, 182152), (248, 113845), (310, 91076), (620, 45538), (1240, 22769)]