853720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{3049}}^1$

素因数の和:3067

約数の個数: 32

約数和(自身を含む): 2196000

約数和(自身を除く): 1342280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 3049, 6098, 12196, 15245, 21343, 24392, 30490, 42686, 60980, 85372, 106715, 121960, 170744, 213430, 426860, 853720]

約数ペア:

[(1, 853720), (2, 426860), (4, 213430), (5, 170744), (7, 121960), (8, 106715), (10, 85372), (14, 60980), (20, 42686), (28, 30490), (35, 24392), (40, 21343), (56, 15245), (70, 12196), (140, 6098), (280, 3049)]