2654720

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:101

約数の個数: 80

約数和(自身を含む): 6850008

約数和(自身を除く): 4195288

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 61, 64, 68, 80, 85, 122, 128, 136, 160, 170, 244, 256, 272, 305, 320, 340, 488, 512, 544, 610, 640, 680, 976, 1037, 1088, 1220, 1280, 1360, 1952, 2074, 2176, 2440, 2560, 2720, 3904, 4148, 4352, 4880, 5185, 5440, 7808, 8296, 8704, 9760, 10370, 10880, 15616, 16592, 19520, 20740, 21760, 31232, 33184, 39040, 41480, 43520, 66368, 78080, 82960, 132736, 156160, 165920, 265472, 331840, 530944, 663680, 1327360, 2654720]

約数ペア:

[(1, 2654720), (2, 1327360), (4, 663680), (5, 530944), (8, 331840), (10, 265472), (16, 165920), (17, 156160), (20, 132736), (32, 82960), (34, 78080), (40, 66368), (61, 43520), (64, 41480), (68, 39040), (80, 33184), (85, 31232), (122, 21760), (128, 20740), (136, 19520), (160, 16592), (170, 15616), (244, 10880), (256, 10370), (272, 9760), (305, 8704), (320, 8296), (340, 7808), (488, 5440), (512, 5185), (544, 4880), (610, 4352), (640, 4148), (680, 3904), (976, 2720), (1037, 2560), (1088, 2440), (1220, 2176), (1280, 2074), (1360, 1952)]