12199980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15641}}^1$

素因数の和:15666

約数の個数: 48

約数和(自身を含む): 36789984

約数和(自身を除く): 24590004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 15641, 31282, 46923, 62564, 78205, 93846, 156410, 187692, 203333, 234615, 312820, 406666, 469230, 609999, 813332, 938460, 1016665, 1219998, 2033330, 2439996, 3049995, 4066660, 6099990, 12199980]

約数ペア:

[(1, 12199980), (2, 6099990), (3, 4066660), (4, 3049995), (5, 2439996), (6, 2033330), (10, 1219998), (12, 1016665), (13, 938460), (15, 813332), (20, 609999), (26, 469230), (30, 406666), (39, 312820), (52, 234615), (60, 203333), (65, 187692), (78, 156410), (130, 93846), (156, 78205), (195, 62564), (260, 46923), (390, 31282), (780, 15641)]