2830560980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1987}}^1\times {\mathrm{5479}}^1$

素因数の和:7488

約数の個数: 48

約数和(自身を含む): 6405813120

約数和(自身を除く): 3575252140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1987, 3974, 5479, 7948, 9935, 10958, 19870, 21916, 25831, 27395, 39740, 51662, 54790, 71227, 103324, 109580, 129155, 142454, 258310, 284908, 356135, 516620, 712270, 1424540, 10886773, 21773546, 43547092, 54433865, 108867730, 141528049, 217735460, 283056098, 566112196, 707640245, 1415280490, 2830560980]

約数ペア:

[(1, 2830560980), (2, 1415280490), (4, 707640245), (5, 566112196), (10, 283056098), (13, 217735460), (20, 141528049), (26, 108867730), (52, 54433865), (65, 43547092), (130, 21773546), (260, 10886773), (1987, 1424540), (3974, 712270), (5479, 516620), (7948, 356135), (9935, 284908), (10958, 258310), (19870, 142454), (21916, 129155), (25831, 109580), (27395, 103324), (39740, 71227), (51662, 54790)]