2197760

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 5629176

約数和(自身を除く): 3431416

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 101, 128, 136, 160, 170, 202, 256, 272, 320, 340, 404, 505, 544, 640, 680, 808, 1010, 1088, 1280, 1360, 1616, 1717, 2020, 2176, 2720, 3232, 3434, 4040, 4352, 5440, 6464, 6868, 8080, 8585, 10880, 12928, 13736, 16160, 17170, 21760, 25856, 27472, 32320, 34340, 54944, 64640, 68680, 109888, 129280, 137360, 219776, 274720, 439552, 549440, 1098880, 2197760]

約数ペア:

[(1, 2197760), (2, 1098880), (4, 549440), (5, 439552), (8, 274720), (10, 219776), (16, 137360), (17, 129280), (20, 109888), (32, 68680), (34, 64640), (40, 54944), (64, 34340), (68, 32320), (80, 27472), (85, 25856), (101, 21760), (128, 17170), (136, 16160), (160, 13736), (170, 12928), (202, 10880), (256, 8585), (272, 8080), (320, 6868), (340, 6464), (404, 5440), (505, 4352), (544, 4040), (640, 3434), (680, 3232), (808, 2720), (1010, 2176), (1088, 2020), (1280, 1717), (1360, 1616)]