39584440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1297}}^1$

素因数の和:1424

約数の個数: 64

約数和(自身を含む): 102801600

約数和(自身を除く): 63217160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 218, 280, 436, 545, 763, 872, 1090, 1297, 1526, 2180, 2594, 3052, 3815, 4360, 5188, 6104, 6485, 7630, 9079, 10376, 12970, 15260, 18158, 25940, 30520, 36316, 45395, 51880, 72632, 90790, 141373, 181580, 282746, 363160, 565492, 706865, 989611, 1130984, 1413730, 1979222, 2827460, 3958444, 4948055, 5654920, 7916888, 9896110, 19792220, 39584440]

約数ペア:

[(1, 39584440), (2, 19792220), (4, 9896110), (5, 7916888), (7, 5654920), (8, 4948055), (10, 3958444), (14, 2827460), (20, 1979222), (28, 1413730), (35, 1130984), (40, 989611), (56, 706865), (70, 565492), (109, 363160), (140, 282746), (218, 181580), (280, 141373), (436, 90790), (545, 72632), (763, 51880), (872, 45395), (1090, 36316), (1297, 30520), (1526, 25940), (2180, 18158), (2594, 15260), (3052, 12970), (3815, 10376), (4360, 9079), (5188, 7630), (6104, 6485)]