18869520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{78623}}^1$

素因数の和:78639

約数の個数: 40

約数和(自身を含む): 58496256

約数和(自身を除く): 39626736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 78623, 157246, 235869, 314492, 393115, 471738, 628984, 786230, 943476, 1179345, 1257968, 1572460, 1886952, 2358690, 3144920, 3773904, 4717380, 6289840, 9434760, 18869520]

約数ペア:

[(1, 18869520), (2, 9434760), (3, 6289840), (4, 4717380), (5, 3773904), (6, 3144920), (8, 2358690), (10, 1886952), (12, 1572460), (15, 1257968), (16, 1179345), (20, 943476), (24, 786230), (30, 628984), (40, 471738), (48, 393115), (60, 314492), (80, 235869), (120, 157246), (240, 78623)]