15677522780

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2239}}^1\times {\mathrm{4931}}^1$

素因数の和:7250

約数の個数: 48

約数和(自身を含む): 33408184320

約数和(自身を除く): 17730661540

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 2239, 4478, 4931, 8956, 9862, 11195, 19724, 22390, 24655, 44780, 49310, 98620, 158969, 317938, 350101, 635876, 700202, 794845, 1400404, 1589690, 1750505, 3179380, 3501010, 7002020, 11040509, 22081018, 44162036, 55202545, 110405090, 220810180, 783876139, 1567752278, 3135504556, 3919380695, 7838761390, 15677522780]

約数ペア:

[(1, 15677522780), (2, 7838761390), (4, 3919380695), (5, 3135504556), (10, 1567752278), (20, 783876139), (71, 220810180), (142, 110405090), (284, 55202545), (355, 44162036), (710, 22081018), (1420, 11040509), (2239, 7002020), (4478, 3501010), (4931, 3179380), (8956, 1750505), (9862, 1589690), (11195, 1400404), (19724, 794845), (22390, 700202), (24655, 635876), (44780, 350101), (49310, 317938), (98620, 158969)]