1390884840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{3863569}}^1$

素因数の和:3863586

約数の個数: 48

約数和(自身を含む): 4520376900

約数和(自身を除く): 3129492060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 3863569, 7727138, 11590707, 15454276, 19317845, 23181414, 30908552, 34772121, 38635690, 46362828, 57953535, 69544242, 77271380, 92725656, 115907070, 139088484, 154542760, 173860605, 231814140, 278176968, 347721210, 463628280, 695442420, 1390884840]

約数ペア:

[(1, 1390884840), (2, 695442420), (3, 463628280), (4, 347721210), (5, 278176968), (6, 231814140), (8, 173860605), (9, 154542760), (10, 139088484), (12, 115907070), (15, 92725656), (18, 77271380), (20, 69544242), (24, 57953535), (30, 46362828), (36, 38635690), (40, 34772121), (45, 30908552), (60, 23181414), (72, 19317845), (90, 15454276), (120, 11590707), (180, 7727138), (360, 3863569)]