9810920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{947}}^1$

素因数の和:1002

約数の個数: 64

約数和(自身を含む): 25937280

約数和(自身を除く): 16126360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 947, 1036, 1295, 1480, 1894, 2072, 2590, 3788, 4735, 5180, 6629, 7576, 9470, 10360, 13258, 18940, 26516, 33145, 35039, 37880, 53032, 66290, 70078, 132580, 140156, 175195, 245273, 265160, 280312, 350390, 490546, 700780, 981092, 1226365, 1401560, 1962184, 2452730, 4905460, 9810920]

約数ペア:

[(1, 9810920), (2, 4905460), (4, 2452730), (5, 1962184), (7, 1401560), (8, 1226365), (10, 981092), (14, 700780), (20, 490546), (28, 350390), (35, 280312), (37, 265160), (40, 245273), (56, 175195), (70, 140156), (74, 132580), (140, 70078), (148, 66290), (185, 53032), (259, 37880), (280, 35039), (296, 33145), (370, 26516), (518, 18940), (740, 13258), (947, 10360), (1036, 9470), (1295, 7576), (1480, 6629), (1894, 5180), (2072, 4735), (2590, 3788)]