15669940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5479}}^1$

素因数の和:5512

約数の個数: 48

約数和(自身を含む): 38666880

約数和(自身を除く): 22996940

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 5479, 10958, 21916, 27395, 54790, 60269, 71227, 109580, 120538, 142454, 241076, 284908, 301345, 356135, 602690, 712270, 783497, 1205380, 1424540, 1566994, 3133988, 3917485, 7834970, 15669940]

約数ペア:

[(1, 15669940), (2, 7834970), (4, 3917485), (5, 3133988), (10, 1566994), (11, 1424540), (13, 1205380), (20, 783497), (22, 712270), (26, 602690), (44, 356135), (52, 301345), (55, 284908), (65, 241076), (110, 142454), (130, 120538), (143, 109580), (220, 71227), (260, 60269), (286, 54790), (572, 27395), (715, 21916), (1430, 10958), (2860, 5479)]