1386805280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{1238219}}^1$

素因数の和:1238241

約数の個数: 48

約数和(自身を含む): 3744377280

約数和(自身を除く): 2357572000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 1238219, 2476438, 4952876, 6191095, 8667533, 9905752, 12382190, 17335066, 19811504, 24764380, 34670132, 39623008, 43337665, 49528760, 69340264, 86675330, 99057520, 138680528, 173350660, 198115040, 277361056, 346701320, 693402640, 1386805280]

約数ペア:

[(1, 1386805280), (2, 693402640), (4, 346701320), (5, 277361056), (7, 198115040), (8, 173350660), (10, 138680528), (14, 99057520), (16, 86675330), (20, 69340264), (28, 49528760), (32, 43337665), (35, 39623008), (40, 34670132), (56, 24764380), (70, 19811504), (80, 17335066), (112, 12382190), (140, 9905752), (160, 8667533), (224, 6191095), (280, 4952876), (560, 2476438), (1120, 1238219)]