7389795320

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{619}}^1\times {\mathrm{1901}}^1$

素因数の和:2688

約数の個数: 64

約数和(自身を含む): 16768792800

約数和(自身を除く): 9378997480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 619, 628, 785, 1238, 1256, 1570, 1901, 2476, 3095, 3140, 3802, 4952, 6190, 6280, 7604, 9505, 12380, 15208, 19010, 24760, 38020, 76040, 97183, 194366, 298457, 388732, 485915, 596914, 777464, 971830, 1176719, 1193828, 1492285, 1943660, 2353438, 2387656, 2984570, 3887320, 4706876, 5883595, 5969140, 9413752, 11767190, 11938280, 23534380, 47068760, 184744883, 369489766, 738979532, 923724415, 1477959064, 1847448830, 3694897660, 7389795320]

約数ペア:

[(1, 7389795320), (2, 3694897660), (4, 1847448830), (5, 1477959064), (8, 923724415), (10, 738979532), (20, 369489766), (40, 184744883), (157, 47068760), (314, 23534380), (619, 11938280), (628, 11767190), (785, 9413752), (1238, 5969140), (1256, 5883595), (1570, 4706876), (1901, 3887320), (2476, 2984570), (3095, 2387656), (3140, 2353438), (3802, 1943660), (4952, 1492285), (6190, 1193828), (6280, 1176719), (7604, 971830), (9505, 777464), (12380, 596914), (15208, 485915), (19010, 388732), (24760, 298457), (38020, 194366), (76040, 97183)]