1379071780

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{208319}}^1$

素因数の和:208659

約数の個数: 24

約数和(自身を含む): 2904814080

約数和(自身を除く): 1525742300

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 6620, 208319, 416638, 833276, 1041595, 2083190, 4166380, 68953589, 137907178, 275814356, 344767945, 689535890, 1379071780]

約数ペア:

[(1, 1379071780), (2, 689535890), (4, 344767945), (5, 275814356), (10, 137907178), (20, 68953589), (331, 4166380), (662, 2083190), (1324, 1041595), (1655, 833276), (3310, 416638), (6620, 208319)]