1379940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 3917760

約数和(自身を除く): 2537820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 211, 218, 327, 422, 436, 545, 633, 654, 844, 1055, 1090, 1266, 1308, 1635, 2110, 2180, 2532, 3165, 3270, 4220, 6330, 6540, 12660, 22999, 45998, 68997, 91996, 114995, 137994, 229990, 275988, 344985, 459980, 689970, 1379940]

約数ペア:

[(1, 1379940), (2, 689970), (3, 459980), (4, 344985), (5, 275988), (6, 229990), (10, 137994), (12, 114995), (15, 91996), (20, 68997), (30, 45998), (60, 22999), (109, 12660), (211, 6540), (218, 6330), (327, 4220), (422, 3270), (436, 3165), (545, 2532), (633, 2180), (654, 2110), (844, 1635), (1055, 1308), (1090, 1266)]