2175920

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{461}}^1$

素因数の和:533

約数の個数: 40

約数和(自身を含む): 5155920

約数和(自身を除く): 2980000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 461, 472, 590, 922, 944, 1180, 1844, 2305, 2360, 3688, 4610, 4720, 7376, 9220, 18440, 27199, 36880, 54398, 108796, 135995, 217592, 271990, 435184, 543980, 1087960, 2175920]

約数ペア:

[(1, 2175920), (2, 1087960), (4, 543980), (5, 435184), (8, 271990), (10, 217592), (16, 135995), (20, 108796), (40, 54398), (59, 36880), (80, 27199), (118, 18440), (236, 9220), (295, 7376), (461, 4720), (472, 4610), (590, 3688), (922, 2360), (944, 2305), (1180, 1844)]