620491380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{23557}}^1$

素因数の和:24008

約数の個数: 48

約数和(自身を含む): 1741407360

約数和(自身を除く): 1120915980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 439, 878, 1317, 1756, 2195, 2634, 4390, 5268, 6585, 8780, 13170, 23557, 26340, 47114, 70671, 94228, 117785, 141342, 235570, 282684, 353355, 471140, 706710, 1413420, 10341523, 20683046, 31024569, 41366092, 51707615, 62049138, 103415230, 124098276, 155122845, 206830460, 310245690, 620491380]

約数ペア:

[(1, 620491380), (2, 310245690), (3, 206830460), (4, 155122845), (5, 124098276), (6, 103415230), (10, 62049138), (12, 51707615), (15, 41366092), (20, 31024569), (30, 20683046), (60, 10341523), (439, 1413420), (878, 706710), (1317, 471140), (1756, 353355), (2195, 282684), (2634, 235570), (4390, 141342), (5268, 117785), (6585, 94228), (8780, 70671), (13170, 47114), (23557, 26340)]