28121970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{5179}}^1$

素因数の和:5370

約数の個数: 32

約数和(自身を含む): 67878720

約数和(自身を除く): 39756750

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 181, 362, 543, 905, 1086, 1810, 2715, 5179, 5430, 10358, 15537, 25895, 31074, 51790, 77685, 155370, 937399, 1874798, 2812197, 4686995, 5624394, 9373990, 14060985, 28121970]

約数ペア:

[(1, 28121970), (2, 14060985), (3, 9373990), (5, 5624394), (6, 4686995), (10, 2812197), (15, 1874798), (30, 937399), (181, 155370), (362, 77685), (543, 51790), (905, 31074), (1086, 25895), (1810, 15537), (2715, 10358), (5179, 5430)]