704974640

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{63397}}^1$

素因数の和:63549

約数の個数: 40

約数和(自身を含む): 1650883920

約数和(自身を除く): 945909280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 11120, 63397, 126794, 253588, 316985, 507176, 633970, 1014352, 1267940, 2535880, 5071760, 8812183, 17624366, 35248732, 44060915, 70497464, 88121830, 140994928, 176243660, 352487320, 704974640]

約数ペア:

[(1, 704974640), (2, 352487320), (4, 176243660), (5, 140994928), (8, 88121830), (10, 70497464), (16, 44060915), (20, 35248732), (40, 17624366), (80, 8812183), (139, 5071760), (278, 2535880), (556, 1267940), (695, 1014352), (1112, 633970), (1390, 507176), (2224, 316985), (2780, 253588), (5560, 126794), (11120, 63397)]