1994687540

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{761}}^1\times {\mathrm{1579}}^1$

素因数の和:2432

約数の個数: 48

約数和(自身を含む): 4247570880

約数和(自身を除く): 2252883340

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 761, 830, 1522, 1579, 1660, 3044, 3158, 3805, 6316, 7610, 7895, 15220, 15790, 31580, 63163, 126326, 131057, 252652, 262114, 315815, 524228, 631630, 655285, 1201619, 1263260, 1310570, 2403238, 2621140, 4806476, 6008095, 12016190, 24032380, 99734377, 199468754, 398937508, 498671885, 997343770, 1994687540]

約数ペア:

[(1, 1994687540), (2, 997343770), (4, 498671885), (5, 398937508), (10, 199468754), (20, 99734377), (83, 24032380), (166, 12016190), (332, 6008095), (415, 4806476), (761, 2621140), (830, 2403238), (1522, 1310570), (1579, 1263260), (1660, 1201619), (3044, 655285), (3158, 631630), (3805, 524228), (6316, 315815), (7610, 262114), (7895, 252652), (15220, 131057), (15790, 126326), (31580, 63163)]