4940500

素因数分解:

$2^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:301

約数の個数: 48

約数和(自身を含む): 11099088

約数和(自身を除く): 6158588

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 125, 164, 205, 241, 250, 410, 482, 500, 820, 964, 1025, 1205, 2050, 2410, 4100, 4820, 5125, 6025, 9881, 10250, 12050, 19762, 20500, 24100, 30125, 39524, 49405, 60250, 98810, 120500, 197620, 247025, 494050, 988100, 1235125, 2470250, 4940500]

約数ペア:

[(1, 4940500), (2, 2470250), (4, 1235125), (5, 988100), (10, 494050), (20, 247025), (25, 197620), (41, 120500), (50, 98810), (82, 60250), (100, 49405), (125, 39524), (164, 30125), (205, 24100), (241, 20500), (250, 19762), (410, 12050), (482, 10250), (500, 9881), (820, 6025), (964, 5125), (1025, 4820), (1205, 4100), (2050, 2410)]