28461660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{907}}^1$

素因数の和:1442

約数の個数: 48

約数和(自身を含む): 79933056

約数和(自身を除く): 51471396

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 523, 907, 1046, 1569, 1814, 2092, 2615, 2721, 3138, 3628, 4535, 5230, 5442, 6276, 7845, 9070, 10460, 10884, 13605, 15690, 18140, 27210, 31380, 54420, 474361, 948722, 1423083, 1897444, 2371805, 2846166, 4743610, 5692332, 7115415, 9487220, 14230830, 28461660]

約数ペア:

[(1, 28461660), (2, 14230830), (3, 9487220), (4, 7115415), (5, 5692332), (6, 4743610), (10, 2846166), (12, 2371805), (15, 1897444), (20, 1423083), (30, 948722), (60, 474361), (523, 54420), (907, 31380), (1046, 27210), (1569, 18140), (1814, 15690), (2092, 13605), (2615, 10884), (2721, 10460), (3138, 9070), (3628, 7845), (4535, 6276), (5230, 5442)]