388734.00000000

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1$

素因数の和:434

約数の個数: 112

約数和(自身を含む): 64190880

約数和(自身を除く): 40913120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 136, 160, 170, 176, 187, 220, 272, 320, 340, 352, 374, 389, 440, 544, 680, 704, 748, 778, 880, 935, 1088, 1360, 1496, 1556, 1760, 1870, 1945, 2720, 2992, 3112, 3520, 3740, 3890, 4279, 5440, 5984, 6224, 6613, 7480, 7780, 8558, 11968, 12448, 13226, 14960, 15560, 17116, 21395, 24896, 26452, 29920, 31120, 33065, 34232, 42790, 52904, 59840, 62240, 66130, 68464, 72743, 85580, 105808, 124480, 132260, 136928, 145486, 171160, 211616, 264520, 273856, 290972, 342320, 363715, 423232, 529040, 581944, 684640, 727430, 1058080, 1163888, 1369280, 1454860, 2116160, 2327776, 2909720, 4655552, 5819440, 11638880, 23277760]

約数ペア:

[(1, 23277760), (2, 11638880), (4, 5819440), (5, 4655552), (8, 2909720), (10, 2327776), (11, 2116160), (16, 1454860), (17, 1369280), (20, 1163888), (22, 1058080), (32, 727430), (34, 684640), (40, 581944), (44, 529040), (55, 423232), (64, 363715), (68, 342320), (80, 290972), (85, 273856), (88, 264520), (110, 211616), (136, 171160), (160, 145486), (170, 136928), (176, 132260), (187, 124480), (220, 105808), (272, 85580), (320, 72743), (340, 68464), (352, 66130), (374, 62240), (389, 59840), (440, 52904), (544, 42790), (680, 34232), (704, 33065), (748, 31120), (778, 29920), (880, 26452), (935, 24896), (1088, 21395), (1360, 17116), (1496, 15560), (1556, 14960), (1760, 13226), (1870, 12448), (1945, 11968), (2720, 8558), (2992, 7780), (3112, 7480), (3520, 6613), (3740, 6224), (3890, 5984), (4279, 5440)]