1376960

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:361

約数の個数: 56

約数和(自身を含む): 3541776

約数和(自身を除く): 2164816

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 331, 416, 520, 662, 832, 1040, 1324, 1655, 2080, 2648, 3310, 4160, 4303, 5296, 6620, 8606, 10592, 13240, 17212, 21184, 21515, 26480, 34424, 43030, 52960, 68848, 86060, 105920, 137696, 172120, 275392, 344240, 688480, 1376960]

約数ペア:

[(1, 1376960), (2, 688480), (4, 344240), (5, 275392), (8, 172120), (10, 137696), (13, 105920), (16, 86060), (20, 68848), (26, 52960), (32, 43030), (40, 34424), (52, 26480), (64, 21515), (65, 21184), (80, 17212), (104, 13240), (130, 10592), (160, 8606), (208, 6620), (260, 5296), (320, 4303), (331, 4160), (416, 3310), (520, 2648), (662, 2080), (832, 1655), (1040, 1324)]