978520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1439}}^1$

素因数の和:1467

約数の個数: 32

約数和(自身を含む): 2332800

約数和(自身を除く): 1354280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 1439, 2878, 5756, 7195, 11512, 14390, 24463, 28780, 48926, 57560, 97852, 122315, 195704, 244630, 489260, 978520]

約数ペア:

[(1, 978520), (2, 489260), (4, 244630), (5, 195704), (8, 122315), (10, 97852), (17, 57560), (20, 48926), (34, 28780), (40, 24463), (68, 14390), (85, 11512), (136, 7195), (170, 5756), (340, 2878), (680, 1439)]