8616145840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{298343}}^1$

素因数の和:298394

約数の個数: 60

約数和(自身を含む): 21142445904

約数和(自身を除く): 12526300064

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 722, 760, 1444, 1520, 1805, 2888, 3610, 5776, 7220, 14440, 28880, 298343, 596686, 1193372, 1491715, 2386744, 2983430, 4773488, 5668517, 5966860, 11337034, 11933720, 22674068, 23867440, 28342585, 45348136, 56685170, 90696272, 107701823, 113370340, 215403646, 226740680, 430807292, 453481360, 538509115, 861614584, 1077018230, 1723229168, 2154036460, 4308072920, 8616145840]

約数ペア:

[(1, 8616145840), (2, 4308072920), (4, 2154036460), (5, 1723229168), (8, 1077018230), (10, 861614584), (16, 538509115), (19, 453481360), (20, 430807292), (38, 226740680), (40, 215403646), (76, 113370340), (80, 107701823), (95, 90696272), (152, 56685170), (190, 45348136), (304, 28342585), (361, 23867440), (380, 22674068), (722, 11933720), (760, 11337034), (1444, 5966860), (1520, 5668517), (1805, 4773488), (2888, 2983430), (3610, 2386744), (5776, 1491715), (7220, 1193372), (14440, 596686), (28880, 298343)]