2017205920

素因数分解:

$2^5\times 5^1\times {\mathrm{823}}^1\times {\mathrm{15319}}^1$

素因数の和:16157

約数の個数: 48

約数和(自身を含む): 4771751040

約数和(自身を除く): 2754545120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 823, 1646, 3292, 4115, 6584, 8230, 13168, 15319, 16460, 26336, 30638, 32920, 61276, 65840, 76595, 122552, 131680, 153190, 245104, 306380, 490208, 612760, 1225520, 2451040, 12607537, 25215074, 50430148, 63037685, 100860296, 126075370, 201720592, 252150740, 403441184, 504301480, 1008602960, 2017205920]

約数ペア:

[(1, 2017205920), (2, 1008602960), (4, 504301480), (5, 403441184), (8, 252150740), (10, 201720592), (16, 126075370), (20, 100860296), (32, 63037685), (40, 50430148), (80, 25215074), (160, 12607537), (823, 2451040), (1646, 1225520), (3292, 612760), (4115, 490208), (6584, 306380), (8230, 245104), (13168, 153190), (15319, 131680), (16460, 122552), (26336, 76595), (30638, 65840), (32920, 61276)]