19843680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41341}}^1$

素因数の和:41359

約数の個数: 48

約数和(自身を含む): 62509104

約数和(自身を除く): 42665424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 41341, 82682, 124023, 165364, 206705, 248046, 330728, 413410, 496092, 620115, 661456, 826820, 992184, 1240230, 1322912, 1653640, 1984368, 2480460, 3307280, 3968736, 4960920, 6614560, 9921840, 19843680]

約数ペア:

[(1, 19843680), (2, 9921840), (3, 6614560), (4, 4960920), (5, 3968736), (6, 3307280), (8, 2480460), (10, 1984368), (12, 1653640), (15, 1322912), (16, 1240230), (20, 992184), (24, 826820), (30, 661456), (32, 620115), (40, 496092), (48, 413410), (60, 330728), (80, 248046), (96, 206705), (120, 165364), (160, 124023), (240, 82682), (480, 41341)]