3999770

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:230

約数の個数: 32

約数和(自身を含む): 7499520

約数和(自身を除く): 3499750

約数列:

[1, 2, 5, 10, 61, 79, 83, 122, 158, 166, 305, 395, 415, 610, 790, 830, 4819, 5063, 6557, 9638, 10126, 13114, 24095, 25315, 32785, 48190, 50630, 65570, 399977, 799954, 1999885, 3999770]

約数ペア:

[(1, 3999770), (2, 1999885), (5, 799954), (10, 399977), (61, 65570), (79, 50630), (83, 48190), (122, 32785), (158, 25315), (166, 24095), (305, 13114), (395, 10126), (415, 9638), (610, 6557), (790, 5063), (830, 4819)]