164890040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{588893}}^1$

素因数の和:588911

約数の個数: 32

約数和(自身を含む): 424003680

約数和(自身を除く): 259113640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 588893, 1177786, 2355572, 2944465, 4122251, 4711144, 5888930, 8244502, 11777860, 16489004, 20611255, 23555720, 32978008, 41222510, 82445020, 164890040]

約数ペア:

[(1, 164890040), (2, 82445020), (4, 41222510), (5, 32978008), (7, 23555720), (8, 20611255), (10, 16489004), (14, 11777860), (20, 8244502), (28, 5888930), (35, 4711144), (40, 4122251), (56, 2944465), (70, 2355572), (140, 1177786), (280, 588893)]