201859120

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{28351}}^1$

素因数の和:28453

約数の個数: 40

約数和(自身を含む): 474612480

約数和(自身を除く): 272753360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 28351, 56702, 113404, 141755, 226808, 283510, 453616, 567020, 1134040, 2268080, 2523239, 5046478, 10092956, 12616195, 20185912, 25232390, 40371824, 50464780, 100929560, 201859120]

約数ペア:

[(1, 201859120), (2, 100929560), (4, 50464780), (5, 40371824), (8, 25232390), (10, 20185912), (16, 12616195), (20, 10092956), (40, 5046478), (80, 2523239), (89, 2268080), (178, 1134040), (356, 567020), (445, 453616), (712, 283510), (890, 226808), (1424, 141755), (1780, 113404), (3560, 56702), (7120, 28351)]