8868020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{9049}}^1$

素因数の和:9072

約数の個数: 36

約数和(自身を含む): 21665700

約数和(自身を除く): 12797680

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 9049, 18098, 36196, 45245, 63343, 90490, 126686, 180980, 253372, 316715, 443401, 633430, 886802, 1266860, 1773604, 2217005, 4434010, 8868020]

約数ペア:

[(1, 8868020), (2, 4434010), (4, 2217005), (5, 1773604), (7, 1266860), (10, 886802), (14, 633430), (20, 443401), (28, 316715), (35, 253372), (49, 180980), (70, 126686), (98, 90490), (140, 63343), (196, 45245), (245, 36196), (490, 18098), (980, 9049)]