20057910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1523}}^1$

素因数の和:1972

約数の個数: 32

約数和(自身を含む): 48280320

約数和(自身を除く): 28222410

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 439, 878, 1317, 1523, 2195, 2634, 3046, 4390, 4569, 6585, 7615, 9138, 13170, 15230, 22845, 45690, 668597, 1337194, 2005791, 3342985, 4011582, 6685970, 10028955, 20057910]

約数ペア:

[(1, 20057910), (2, 10028955), (3, 6685970), (5, 4011582), (6, 3342985), (10, 2005791), (15, 1337194), (30, 668597), (439, 45690), (878, 22845), (1317, 15230), (1523, 13170), (2195, 9138), (2634, 7615), (3046, 6585), (4390, 4569)]