12585020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{373}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 30410688

約数和(自身を除く): 17825668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 241, 373, 482, 746, 964, 1205, 1492, 1687, 1865, 2410, 2611, 3374, 3730, 4820, 5222, 6748, 7460, 8435, 10444, 13055, 16870, 26110, 33740, 52220, 89893, 179786, 359572, 449465, 629251, 898930, 1258502, 1797860, 2517004, 3146255, 6292510, 12585020]

約数ペア:

[(1, 12585020), (2, 6292510), (4, 3146255), (5, 2517004), (7, 1797860), (10, 1258502), (14, 898930), (20, 629251), (28, 449465), (35, 359572), (70, 179786), (140, 89893), (241, 52220), (373, 33740), (482, 26110), (746, 16870), (964, 13055), (1205, 10444), (1492, 8435), (1687, 7460), (1865, 6748), (2410, 5222), (2611, 4820), (3374, 3730)]