890753640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1060421}}^1$

素因数の和:1060442

約数の個数: 64

約数和(自身を含む): 3054015360

約数和(自身を除く): 2163261720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1060421, 2120842, 3181263, 4241684, 5302105, 6362526, 7422947, 8483368, 10604210, 12725052, 14845894, 15906315, 21208420, 22268841, 25450104, 29691788, 31812630, 37114735, 42416840, 44537682, 59383576, 63625260, 74229470, 89075364, 111344205, 127250520, 148458940, 178150728, 222688410, 296917880, 445376820, 890753640]

約数ペア:

[(1, 890753640), (2, 445376820), (3, 296917880), (4, 222688410), (5, 178150728), (6, 148458940), (7, 127250520), (8, 111344205), (10, 89075364), (12, 74229470), (14, 63625260), (15, 59383576), (20, 44537682), (21, 42416840), (24, 37114735), (28, 31812630), (30, 29691788), (35, 25450104), (40, 22268841), (42, 21208420), (56, 15906315), (60, 14845894), (70, 12725052), (84, 10604210), (105, 8483368), (120, 7422947), (140, 6362526), (168, 5302105), (210, 4241684), (280, 3181263), (420, 2120842), (840, 1060421)]