12541970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1289}}^1$

素因数の和:1442

約数の個数: 32

約数和(自身を含む): 26006400

約数和(自身を除く): 13464430

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1289, 1390, 1946, 2578, 4865, 6445, 9023, 9730, 12890, 18046, 45115, 90230, 179171, 358342, 895855, 1254197, 1791710, 2508394, 6270985, 12541970]

約数ペア:

[(1, 12541970), (2, 6270985), (5, 2508394), (7, 1791710), (10, 1254197), (14, 895855), (35, 358342), (70, 179171), (139, 90230), (278, 45115), (695, 18046), (973, 12890), (1289, 9730), (1390, 9023), (1946, 6445), (2578, 4865)]