1387029260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{158699}}^1$

素因数の和:158750

約数の個数: 48

約数和(自身を含む): 3199392000

約数和(自身を除く): 1812362740

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8740, 158699, 317398, 634796, 793495, 1586990, 3015281, 3173980, 3650077, 6030562, 7300154, 12061124, 14600308, 15076405, 18250385, 30152810, 36500770, 60305620, 69351463, 73001540, 138702926, 277405852, 346757315, 693514630, 1387029260]

約数ペア:

[(1, 1387029260), (2, 693514630), (4, 346757315), (5, 277405852), (10, 138702926), (19, 73001540), (20, 69351463), (23, 60305620), (38, 36500770), (46, 30152810), (76, 18250385), (92, 15076405), (95, 14600308), (115, 12061124), (190, 7300154), (230, 6030562), (380, 3650077), (437, 3173980), (460, 3015281), (874, 1586990), (1748, 793495), (2185, 634796), (4370, 317398), (8740, 158699)]