4563920

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{641}}^1$

素因数の和:743

約数の個数: 40

約数和(自身を含む): 10747080

約数和(自身を除く): 6183160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 641, 712, 890, 1282, 1424, 1780, 2564, 3205, 3560, 5128, 6410, 7120, 10256, 12820, 25640, 51280, 57049, 114098, 228196, 285245, 456392, 570490, 912784, 1140980, 2281960, 4563920]

約数ペア:

[(1, 4563920), (2, 2281960), (4, 1140980), (5, 912784), (8, 570490), (10, 456392), (16, 285245), (20, 228196), (40, 114098), (80, 57049), (89, 51280), (178, 25640), (356, 12820), (445, 10256), (641, 7120), (712, 6410), (890, 5128), (1282, 3560), (1424, 3205), (1780, 2564)]