2116140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2713}}^1$

素因数の和:2738

約数の個数: 48

約数和(自身を含む): 6383328

約数和(自身を除く): 4267188

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, 2713, 5426, 8139, 10852, 13565, 16278, 27130, 32556, 35269, 40695, 54260, 70538, 81390, 105807, 141076, 162780, 176345, 211614, 352690, 423228, 529035, 705380, 1058070, 2116140]

約数ペア:

[(1, 2116140), (2, 1058070), (3, 705380), (4, 529035), (5, 423228), (6, 352690), (10, 211614), (12, 176345), (13, 162780), (15, 141076), (20, 105807), (26, 81390), (30, 70538), (39, 54260), (52, 40695), (60, 35269), (65, 32556), (78, 27130), (130, 16278), (156, 13565), (195, 10852), (260, 8139), (390, 5426), (780, 2713)]