39993940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{617}}^1$

素因数の和:1096

約数の個数: 48

約数和(自身を含む): 96348672

約数和(自身を除く): 56354732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 463, 617, 926, 1234, 1852, 2315, 2468, 3085, 3241, 4319, 4630, 6170, 6482, 8638, 9260, 12340, 12964, 16205, 17276, 21595, 32410, 43190, 64820, 86380, 285671, 571342, 1142684, 1428355, 1999697, 2856710, 3999394, 5713420, 7998788, 9998485, 19996970, 39993940]

約数ペア:

[(1, 39993940), (2, 19996970), (4, 9998485), (5, 7998788), (7, 5713420), (10, 3999394), (14, 2856710), (20, 1999697), (28, 1428355), (35, 1142684), (70, 571342), (140, 285671), (463, 86380), (617, 64820), (926, 43190), (1234, 32410), (1852, 21595), (2315, 17276), (2468, 16205), (3085, 12964), (3241, 12340), (4319, 9260), (4630, 8638), (6170, 6482)]