28492980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{587}}^1\times {\mathrm{809}}^1$

素因数の和:1408

約数の個数: 48

約数和(自身を含む): 80015040

約数和(自身を除く): 51522060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 587, 809, 1174, 1618, 1761, 2348, 2427, 2935, 3236, 3522, 4045, 4854, 5870, 7044, 8090, 8805, 9708, 11740, 12135, 16180, 17610, 24270, 35220, 48540, 474883, 949766, 1424649, 1899532, 2374415, 2849298, 4748830, 5698596, 7123245, 9497660, 14246490, 28492980]

約数ペア:

[(1, 28492980), (2, 14246490), (3, 9497660), (4, 7123245), (5, 5698596), (6, 4748830), (10, 2849298), (12, 2374415), (15, 1899532), (20, 1424649), (30, 949766), (60, 474883), (587, 48540), (809, 35220), (1174, 24270), (1618, 17610), (1761, 16180), (2348, 12135), (2427, 11740), (2935, 9708), (3236, 8805), (3522, 8090), (4045, 7044), (4854, 5870)]