5480240

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1123}}^1$

素因数の和:1197

約数の個数: 40

約数和(自身を含む): 12961968

約数和(自身を除く): 7481728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1123, 1220, 2246, 2440, 4492, 4880, 5615, 8984, 11230, 17968, 22460, 44920, 68503, 89840, 137006, 274012, 342515, 548024, 685030, 1096048, 1370060, 2740120, 5480240]

約数ペア:

[(1, 5480240), (2, 2740120), (4, 1370060), (5, 1096048), (8, 685030), (10, 548024), (16, 342515), (20, 274012), (40, 137006), (61, 89840), (80, 68503), (122, 44920), (244, 22460), (305, 17968), (488, 11230), (610, 8984), (976, 5615), (1123, 4880), (1220, 4492), (2246, 2440)]