12165140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{659}}^1$

素因数の和:752

約数の個数: 48

約数和(自身を含む): 27941760

約数和(自身を除く): 15776620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 659, 710, 923, 1318, 1420, 1846, 2636, 3295, 3692, 4615, 6590, 8567, 9230, 13180, 17134, 18460, 34268, 42835, 46789, 85670, 93578, 171340, 187156, 233945, 467890, 608257, 935780, 1216514, 2433028, 3041285, 6082570, 12165140]

約数ペア:

[(1, 12165140), (2, 6082570), (4, 3041285), (5, 2433028), (10, 1216514), (13, 935780), (20, 608257), (26, 467890), (52, 233945), (65, 187156), (71, 171340), (130, 93578), (142, 85670), (260, 46789), (284, 42835), (355, 34268), (659, 18460), (710, 17134), (923, 13180), (1318, 9230), (1420, 8567), (1846, 6590), (2636, 4615), (3295, 3692)]