1091820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 3161088

約数和(自身を除く): 2069268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 587, 620, 930, 1174, 1761, 1860, 2348, 2935, 3522, 5870, 7044, 8805, 11740, 17610, 18197, 35220, 36394, 54591, 72788, 90985, 109182, 181970, 218364, 272955, 363940, 545910, 1091820]

約数ペア:

[(1, 1091820), (2, 545910), (3, 363940), (4, 272955), (5, 218364), (6, 181970), (10, 109182), (12, 90985), (15, 72788), (20, 54591), (30, 36394), (31, 35220), (60, 18197), (62, 17610), (93, 11740), (124, 8805), (155, 7044), (186, 5870), (310, 3522), (372, 2935), (465, 2348), (587, 1860), (620, 1761), (930, 1174)]