86456860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1973}}^1$

素因数の和:2302

約数の個数: 48

約数和(自身を含む): 208264896

約数和(自身を除く): 121808036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 313, 626, 1252, 1565, 1973, 2191, 3130, 3946, 4382, 6260, 7892, 8764, 9865, 10955, 13811, 19730, 21910, 27622, 39460, 43820, 55244, 69055, 138110, 276220, 617549, 1235098, 2470196, 3087745, 4322843, 6175490, 8645686, 12350980, 17291372, 21614215, 43228430, 86456860]

約数ペア:

[(1, 86456860), (2, 43228430), (4, 21614215), (5, 17291372), (7, 12350980), (10, 8645686), (14, 6175490), (20, 4322843), (28, 3087745), (35, 2470196), (70, 1235098), (140, 617549), (313, 276220), (626, 138110), (1252, 69055), (1565, 55244), (1973, 43820), (2191, 39460), (3130, 27622), (3946, 21910), (4382, 19730), (6260, 13811), (7892, 10955), (8764, 9865)]