457860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{587}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 1382976

約数和(自身を除く): 925116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 587, 780, 1174, 1761, 2348, 2935, 3522, 5870, 7044, 7631, 8805, 11740, 15262, 17610, 22893, 30524, 35220, 38155, 45786, 76310, 91572, 114465, 152620, 228930, 457860]

約数ペア:

[(1, 457860), (2, 228930), (3, 152620), (4, 114465), (5, 91572), (6, 76310), (10, 45786), (12, 38155), (13, 35220), (15, 30524), (20, 22893), (26, 17610), (30, 15262), (39, 11740), (52, 8805), (60, 7631), (65, 7044), (78, 5870), (130, 3522), (156, 2935), (195, 2348), (260, 1761), (390, 1174), (587, 780)]