1394291220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3319741}}^1$

素因数の和:3319760

約数の個数: 48

約数和(自身を含む): 4461733248

約数和(自身を除く): 3067442028

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 3319741, 6639482, 9959223, 13278964, 16598705, 19918446, 23238187, 33197410, 39836892, 46476374, 49796115, 66394820, 69714561, 92952748, 99592230, 116190935, 139429122, 199184460, 232381870, 278858244, 348572805, 464763740, 697145610, 1394291220]

約数ペア:

[(1, 1394291220), (2, 697145610), (3, 464763740), (4, 348572805), (5, 278858244), (6, 232381870), (7, 199184460), (10, 139429122), (12, 116190935), (14, 99592230), (15, 92952748), (20, 69714561), (21, 66394820), (28, 49796115), (30, 46476374), (35, 39836892), (42, 33197410), (60, 23238187), (70, 19918446), (84, 16598705), (105, 13278964), (140, 9959223), (210, 6639482), (420, 3319741)]