160861960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{574507}}^1$

素因数の和:574525

約数の個数: 32

約数和(自身を含む): 413645760

約数和(自身を除く): 252783800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 574507, 1149014, 2298028, 2872535, 4021549, 4596056, 5745070, 8043098, 11490140, 16086196, 20107745, 22980280, 32172392, 40215490, 80430980, 160861960]

約数ペア:

[(1, 160861960), (2, 80430980), (4, 40215490), (5, 32172392), (7, 22980280), (8, 20107745), (10, 16086196), (14, 11490140), (20, 8043098), (28, 5745070), (35, 4596056), (40, 4021549), (56, 2872535), (70, 2298028), (140, 1149014), (280, 574507)]