9907250920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1538393}}^1$

素因数の和:1538434

約数の個数: 64

約数和(自身を含む): 26583448320

約数和(自身を除く): 16676197400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 1538393, 3076786, 6153572, 7691965, 10768751, 12307144, 15383930, 21537502, 30767860, 35383039, 43075004, 53843755, 61535720, 70766078, 86150008, 107687510, 141532156, 176915195, 215375020, 247681273, 283064312, 353830390, 430750040, 495362546, 707660780, 990725092, 1238406365, 1415321560, 1981450184, 2476812730, 4953625460, 9907250920]

約数ペア:

[(1, 9907250920), (2, 4953625460), (4, 2476812730), (5, 1981450184), (7, 1415321560), (8, 1238406365), (10, 990725092), (14, 707660780), (20, 495362546), (23, 430750040), (28, 353830390), (35, 283064312), (40, 247681273), (46, 215375020), (56, 176915195), (70, 141532156), (92, 107687510), (115, 86150008), (140, 70766078), (161, 61535720), (184, 53843755), (230, 43075004), (280, 35383039), (322, 30767860), (460, 21537502), (644, 15383930), (805, 12307144), (920, 10768751), (1288, 7691965), (1610, 6153572), (3220, 3076786), (6440, 1538393)]