30380180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{37049}}^1$

素因数の和:37099

約数の個数: 24

約数和(自身を含む): 65356200

約数和(自身を除く): 34976020

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 37049, 74098, 148196, 185245, 370490, 740980, 1519009, 3038018, 6076036, 7595045, 15190090, 30380180]

約数ペア:

[(1, 30380180), (2, 15190090), (4, 7595045), (5, 6076036), (10, 3038018), (20, 1519009), (41, 740980), (82, 370490), (164, 185245), (205, 148196), (410, 74098), (820, 37049)]