989554920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{175453}}^1$

素因数の和:175514

約数の個数: 64

約数和(自身を含む): 3031845120

約数和(自身を除く): 2042290200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 564, 705, 940, 1128, 1410, 1880, 2820, 5640, 175453, 350906, 526359, 701812, 877265, 1052718, 1403624, 1754530, 2105436, 2631795, 3509060, 4210872, 5263590, 7018120, 8246291, 10527180, 16492582, 21054360, 24738873, 32985164, 41231455, 49477746, 65970328, 82462910, 98955492, 123694365, 164925820, 197910984, 247388730, 329851640, 494777460, 989554920]

約数ペア:

[(1, 989554920), (2, 494777460), (3, 329851640), (4, 247388730), (5, 197910984), (6, 164925820), (8, 123694365), (10, 98955492), (12, 82462910), (15, 65970328), (20, 49477746), (24, 41231455), (30, 32985164), (40, 24738873), (47, 21054360), (60, 16492582), (94, 10527180), (120, 8246291), (141, 7018120), (188, 5263590), (235, 4210872), (282, 3509060), (376, 2631795), (470, 2105436), (564, 1754530), (705, 1403624), (940, 1052718), (1128, 877265), (1410, 701812), (1880, 526359), (2820, 350906), (5640, 175453)]