56404140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{72313}}^1$

素因数の和:72338

約数の個数: 48

約数和(自身を含む): 170082528

約数和(自身を除く): 113678388

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, 72313, 144626, 216939, 289252, 361565, 433878, 723130, 867756, 940069, 1084695, 1446260, 1880138, 2169390, 2820207, 3760276, 4338780, 4700345, 5640414, 9400690, 11280828, 14101035, 18801380, 28202070, 56404140]

約数ペア:

[(1, 56404140), (2, 28202070), (3, 18801380), (4, 14101035), (5, 11280828), (6, 9400690), (10, 5640414), (12, 4700345), (13, 4338780), (15, 3760276), (20, 2820207), (26, 2169390), (30, 1880138), (39, 1446260), (52, 1084695), (60, 940069), (65, 867756), (78, 723130), (130, 433878), (156, 361565), (195, 289252), (260, 216939), (390, 144626), (780, 72313)]