1920751448

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{727}}^1\times {\mathrm{4289}}^1$

素因数の和:5040

約数の個数: 64

約数和(自身を含む): 4497292800

約数和(自身を除く): 2576541352

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 727, 1454, 2908, 4289, 5089, 5816, 7997, 8578, 10178, 15994, 17156, 20356, 30023, 31988, 34312, 40712, 47179, 55979, 60046, 63976, 94358, 111958, 120092, 188716, 223916, 240184, 330253, 377432, 447832, 660506, 1321012, 2642024, 3118103, 6236206, 12472412, 21826721, 24944824, 34299133, 43653442, 68598266, 87306884, 137196532, 174613768, 240093931, 274393064, 480187862, 960375724, 1920751448]

約数ペア:

[(1, 1920751448), (2, 960375724), (4, 480187862), (7, 274393064), (8, 240093931), (11, 174613768), (14, 137196532), (22, 87306884), (28, 68598266), (44, 43653442), (56, 34299133), (77, 24944824), (88, 21826721), (154, 12472412), (308, 6236206), (616, 3118103), (727, 2642024), (1454, 1321012), (2908, 660506), (4289, 447832), (5089, 377432), (5816, 330253), (7997, 240184), (8578, 223916), (10178, 188716), (15994, 120092), (17156, 111958), (20356, 94358), (30023, 63976), (31988, 60046), (34312, 55979), (40712, 47179)]