10903940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 24245760

約数和(自身を除く): 13341820

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 409, 430, 620, 818, 860, 1333, 1636, 2045, 2666, 4090, 5332, 6665, 8180, 12679, 13330, 17587, 25358, 26660, 35174, 50716, 63395, 70348, 87935, 126790, 175870, 253580, 351740, 545197, 1090394, 2180788, 2725985, 5451970, 10903940]

約数ペア:

[(1, 10903940), (2, 5451970), (4, 2725985), (5, 2180788), (10, 1090394), (20, 545197), (31, 351740), (43, 253580), (62, 175870), (86, 126790), (124, 87935), (155, 70348), (172, 63395), (215, 50716), (310, 35174), (409, 26660), (430, 25358), (620, 17587), (818, 13330), (860, 12679), (1333, 8180), (1636, 6665), (2045, 5332), (2666, 4090)]