7900740

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{4877}}^1$

素因数の和:4898

約数の個数: 60

約数和(自身を含む): 24789996

約数和(自身を除く): 16889256

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 4877, 9754, 14631, 19508, 24385, 29262, 43893, 48770, 58524, 73155, 87786, 97540, 131679, 146310, 175572, 219465, 263358, 292620, 395037, 438930, 526716, 658395, 790074, 877860, 1316790, 1580148, 1975185, 2633580, 3950370, 7900740]

約数ペア:

[(1, 7900740), (2, 3950370), (3, 2633580), (4, 1975185), (5, 1580148), (6, 1316790), (9, 877860), (10, 790074), (12, 658395), (15, 526716), (18, 438930), (20, 395037), (27, 292620), (30, 263358), (36, 219465), (45, 175572), (54, 146310), (60, 131679), (81, 97540), (90, 87786), (108, 73155), (135, 58524), (162, 48770), (180, 43893), (270, 29262), (324, 24385), (405, 19508), (540, 14631), (810, 9754), (1620, 4877)]