8709440

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1601}}^1$

素因数の和:1635

約数の個数: 56

約数和(自身を含む): 21973032

約数和(自身を除く): 13263592

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 1601, 2720, 3202, 5440, 6404, 8005, 12808, 16010, 25616, 27217, 32020, 51232, 54434, 64040, 102464, 108868, 128080, 136085, 217736, 256160, 272170, 435472, 512320, 544340, 870944, 1088680, 1741888, 2177360, 4354720, 8709440]

約数ペア:

[(1, 8709440), (2, 4354720), (4, 2177360), (5, 1741888), (8, 1088680), (10, 870944), (16, 544340), (17, 512320), (20, 435472), (32, 272170), (34, 256160), (40, 217736), (64, 136085), (68, 128080), (80, 108868), (85, 102464), (136, 64040), (160, 54434), (170, 51232), (272, 32020), (320, 27217), (340, 25616), (544, 16010), (680, 12808), (1088, 8005), (1360, 6404), (1601, 5440), (2720, 3202)]