2779840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:114

約数の個数: 112

約数和(自身を含む): 8119872

約数和(自身を除く): 5340032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 73, 80, 85, 112, 119, 136, 140, 146, 160, 170, 224, 238, 272, 280, 292, 320, 340, 365, 448, 476, 511, 544, 560, 584, 595, 680, 730, 952, 1022, 1088, 1120, 1168, 1190, 1241, 1360, 1460, 1904, 2044, 2240, 2336, 2380, 2482, 2555, 2720, 2920, 3808, 4088, 4672, 4760, 4964, 5110, 5440, 5840, 6205, 7616, 8176, 8687, 9520, 9928, 10220, 11680, 12410, 16352, 17374, 19040, 19856, 20440, 23360, 24820, 32704, 34748, 38080, 39712, 40880, 43435, 49640, 69496, 79424, 81760, 86870, 99280, 138992, 163520, 173740, 198560, 277984, 347480, 397120, 555968, 694960, 1389920, 2779840]

約数ペア:

[(1, 2779840), (2, 1389920), (4, 694960), (5, 555968), (7, 397120), (8, 347480), (10, 277984), (14, 198560), (16, 173740), (17, 163520), (20, 138992), (28, 99280), (32, 86870), (34, 81760), (35, 79424), (40, 69496), (56, 49640), (64, 43435), (68, 40880), (70, 39712), (73, 38080), (80, 34748), (85, 32704), (112, 24820), (119, 23360), (136, 20440), (140, 19856), (146, 19040), (160, 17374), (170, 16352), (224, 12410), (238, 11680), (272, 10220), (280, 9928), (292, 9520), (320, 8687), (340, 8176), (365, 7616), (448, 6205), (476, 5840), (511, 5440), (544, 5110), (560, 4964), (584, 4760), (595, 4672), (680, 4088), (730, 3808), (952, 2920), (1022, 2720), (1088, 2555), (1120, 2482), (1168, 2380), (1190, 2336), (1241, 2240), (1360, 2044), (1460, 1904)]