40805440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{577}}^1$

素因数の和:624

約数の個数: 112

約数和(自身を含む): 110989872

約数和(自身を除く): 70184432

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 272, 320, 340, 416, 442, 520, 544, 577, 680, 832, 884, 1040, 1088, 1105, 1154, 1360, 1768, 2080, 2210, 2308, 2720, 2885, 3536, 4160, 4420, 4616, 5440, 5770, 7072, 7501, 8840, 9232, 9809, 11540, 14144, 15002, 17680, 18464, 19618, 23080, 30004, 35360, 36928, 37505, 39236, 46160, 49045, 60008, 70720, 75010, 78472, 92320, 98090, 120016, 127517, 150020, 156944, 184640, 196180, 240032, 255034, 300040, 313888, 392360, 480064, 510068, 600080, 627776, 637585, 784720, 1020136, 1200160, 1275170, 1569440, 2040272, 2400320, 2550340, 3138880, 4080544, 5100680, 8161088, 10201360, 20402720, 40805440]

約数ペア:

[(1, 40805440), (2, 20402720), (4, 10201360), (5, 8161088), (8, 5100680), (10, 4080544), (13, 3138880), (16, 2550340), (17, 2400320), (20, 2040272), (26, 1569440), (32, 1275170), (34, 1200160), (40, 1020136), (52, 784720), (64, 637585), (65, 627776), (68, 600080), (80, 510068), (85, 480064), (104, 392360), (130, 313888), (136, 300040), (160, 255034), (170, 240032), (208, 196180), (221, 184640), (260, 156944), (272, 150020), (320, 127517), (340, 120016), (416, 98090), (442, 92320), (520, 78472), (544, 75010), (577, 70720), (680, 60008), (832, 49045), (884, 46160), (1040, 39236), (1088, 37505), (1105, 36928), (1154, 35360), (1360, 30004), (1768, 23080), (2080, 19618), (2210, 18464), (2308, 17680), (2720, 15002), (2885, 14144), (3536, 11540), (4160, 9809), (4420, 9232), (4616, 8840), (5440, 7501), (5770, 7072)]