2589440

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17}}^2$

素因数の和:62

約数の個数: 108

約数和(自身を含む): 7530096

約数和(自身を除く): 4940656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 256, 272, 280, 289, 320, 340, 448, 476, 544, 560, 578, 595, 640, 680, 896, 952, 1088, 1120, 1156, 1190, 1280, 1360, 1445, 1792, 1904, 2023, 2176, 2240, 2312, 2380, 2720, 2890, 3808, 4046, 4352, 4480, 4624, 4760, 5440, 5780, 7616, 8092, 8960, 9248, 9520, 10115, 10880, 11560, 15232, 16184, 18496, 19040, 20230, 21760, 23120, 30464, 32368, 36992, 38080, 40460, 46240, 64736, 73984, 76160, 80920, 92480, 129472, 152320, 161840, 184960, 258944, 323680, 369920, 517888, 647360, 1294720, 2589440]

約数ペア:

[(1, 2589440), (2, 1294720), (4, 647360), (5, 517888), (7, 369920), (8, 323680), (10, 258944), (14, 184960), (16, 161840), (17, 152320), (20, 129472), (28, 92480), (32, 80920), (34, 76160), (35, 73984), (40, 64736), (56, 46240), (64, 40460), (68, 38080), (70, 36992), (80, 32368), (85, 30464), (112, 23120), (119, 21760), (128, 20230), (136, 19040), (140, 18496), (160, 16184), (170, 15232), (224, 11560), (238, 10880), (256, 10115), (272, 9520), (280, 9248), (289, 8960), (320, 8092), (340, 7616), (448, 5780), (476, 5440), (544, 4760), (560, 4624), (578, 4480), (595, 4352), (640, 4046), (680, 3808), (896, 2890), (952, 2720), (1088, 2380), (1120, 2312), (1156, 2240), (1190, 2176), (1280, 2023), (1360, 1904), (1445, 1792)]