28281840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{117841}}^1$

素因数の和:117857

約数の個数: 40

約数和(自身を含む): 87674448

約数和(自身を除く): 59392608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 117841, 235682, 353523, 471364, 589205, 707046, 942728, 1178410, 1414092, 1767615, 1885456, 2356820, 2828184, 3535230, 4713640, 5656368, 7070460, 9427280, 14140920, 28281840]

約数ペア:

[(1, 28281840), (2, 14140920), (3, 9427280), (4, 7070460), (5, 5656368), (6, 4713640), (8, 3535230), (10, 2828184), (12, 2356820), (15, 1885456), (16, 1767615), (20, 1414092), (24, 1178410), (30, 942728), (40, 707046), (48, 589205), (60, 471364), (80, 353523), (120, 235682), (240, 117841)]