1888040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{613}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 5304960

約数和(自身を除く): 3416920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 613, 616, 770, 1226, 1540, 2452, 3065, 3080, 4291, 4904, 6130, 6743, 8582, 12260, 13486, 17164, 21455, 24520, 26972, 33715, 34328, 42910, 47201, 53944, 67430, 85820, 94402, 134860, 171640, 188804, 236005, 269720, 377608, 472010, 944020, 1888040]

約数ペア:

[(1, 1888040), (2, 944020), (4, 472010), (5, 377608), (7, 269720), (8, 236005), (10, 188804), (11, 171640), (14, 134860), (20, 94402), (22, 85820), (28, 67430), (35, 53944), (40, 47201), (44, 42910), (55, 34328), (56, 33715), (70, 26972), (77, 24520), (88, 21455), (110, 17164), (140, 13486), (154, 12260), (220, 8582), (280, 6743), (308, 6130), (385, 4904), (440, 4291), (613, 3080), (616, 3065), (770, 2452), (1226, 1540)]