2025748040

素因数分解:

$2^3\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{38867}}^1$

素因数の和:40181

約数の個数: 32

約数和(自身を含む): 4561548480

約数和(自身を除く): 2535800440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1303, 2606, 5212, 6515, 10424, 13030, 26060, 38867, 52120, 77734, 155468, 194335, 310936, 388670, 777340, 1554680, 50643701, 101287402, 202574804, 253218505, 405149608, 506437010, 1012874020, 2025748040]

約数ペア:

[(1, 2025748040), (2, 1012874020), (4, 506437010), (5, 405149608), (8, 253218505), (10, 202574804), (20, 101287402), (40, 50643701), (1303, 1554680), (2606, 777340), (5212, 388670), (6515, 310936), (10424, 194335), (13030, 155468), (26060, 77734), (38867, 52120)]