39141340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3539}}^1$

素因数の和:3634

約数の個数: 48

約数和(自身を含む): 95155200

約数和(自身を除く): 56013860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 3539, 5530, 7078, 11060, 14156, 17695, 24773, 35390, 49546, 70780, 99092, 123865, 247730, 279581, 495460, 559162, 1118324, 1397905, 1957067, 2795810, 3914134, 5591620, 7828268, 9785335, 19570670, 39141340]

約数ペア:

[(1, 39141340), (2, 19570670), (4, 9785335), (5, 7828268), (7, 5591620), (10, 3914134), (14, 2795810), (20, 1957067), (28, 1397905), (35, 1118324), (70, 559162), (79, 495460), (140, 279581), (158, 247730), (316, 123865), (395, 99092), (553, 70780), (790, 49546), (1106, 35390), (1580, 24773), (2212, 17695), (2765, 14156), (3539, 11060), (5530, 7078)]