203720080

素因数分解:

$2^4\times 5^1\times {\mathrm{379}}^1\times {\mathrm{6719}}^1$

素因数の和:7111

約数の個数: 40

約数和(自身を含む): 474969600

約数和(自身を除く): 271249520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 379, 758, 1516, 1895, 3032, 3790, 6064, 6719, 7580, 13438, 15160, 26876, 30320, 33595, 53752, 67190, 107504, 134380, 268760, 537520, 2546501, 5093002, 10186004, 12732505, 20372008, 25465010, 40744016, 50930020, 101860040, 203720080]

約数ペア:

[(1, 203720080), (2, 101860040), (4, 50930020), (5, 40744016), (8, 25465010), (10, 20372008), (16, 12732505), (20, 10186004), (40, 5093002), (80, 2546501), (379, 537520), (758, 268760), (1516, 134380), (1895, 107504), (3032, 67190), (3790, 53752), (6064, 33595), (6719, 30320), (7580, 26876), (13438, 15160)]