8708360

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 20623680

約数和(自身を除く): 11915320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 61, 83, 86, 122, 166, 172, 215, 244, 305, 332, 344, 415, 430, 488, 610, 664, 830, 860, 1220, 1660, 1720, 2440, 2623, 3320, 3569, 5063, 5246, 7138, 10126, 10492, 13115, 14276, 17845, 20252, 20984, 25315, 26230, 28552, 35690, 40504, 50630, 52460, 71380, 101260, 104920, 142760, 202520, 217709, 435418, 870836, 1088545, 1741672, 2177090, 4354180, 8708360]

約数ペア:

[(1, 8708360), (2, 4354180), (4, 2177090), (5, 1741672), (8, 1088545), (10, 870836), (20, 435418), (40, 217709), (43, 202520), (61, 142760), (83, 104920), (86, 101260), (122, 71380), (166, 52460), (172, 50630), (215, 40504), (244, 35690), (305, 28552), (332, 26230), (344, 25315), (415, 20984), (430, 20252), (488, 17845), (610, 14276), (664, 13115), (830, 10492), (860, 10126), (1220, 7138), (1660, 5246), (1720, 5063), (2440, 3569), (2623, 3320)]