27931990

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{461}}^1$

素因数の和:624

約数の個数: 32

約数和(自身を含む): 51692256

約数和(自身を除く): 23760266

約数列:

[1, 2, 5, 10, 73, 83, 146, 166, 365, 415, 461, 730, 830, 922, 2305, 4610, 6059, 12118, 30295, 33653, 38263, 60590, 67306, 76526, 168265, 191315, 336530, 382630, 2793199, 5586398, 13965995, 27931990]

約数ペア:

[(1, 27931990), (2, 13965995), (5, 5586398), (10, 2793199), (73, 382630), (83, 336530), (146, 191315), (166, 168265), (365, 76526), (415, 67306), (461, 60590), (730, 38263), (830, 33653), (922, 30295), (2305, 12118), (4610, 6059)]