140405790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{668599}}^1$

素因数の和:668616

約数の個数: 32

約数和(自身を含む): 385113600

約数和(自身を除く): 244707810

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 668599, 1337198, 2005797, 3342995, 4011594, 4680193, 6685990, 9360386, 10028985, 14040579, 20057970, 23400965, 28081158, 46801930, 70202895, 140405790]

約数ペア:

[(1, 140405790), (2, 70202895), (3, 46801930), (5, 28081158), (6, 23400965), (7, 20057970), (10, 14040579), (14, 10028985), (15, 9360386), (21, 6685990), (30, 4680193), (35, 4011594), (42, 3342995), (70, 2005797), (105, 1337198), (210, 668599)]