40701440

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1223}}^1$

素因数の和:1259

約数の個数: 80

約数和(自身を含む): 105180768

約数和(自身を除く): 64479328

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1040, 1223, 1280, 1664, 2080, 2446, 2560, 3328, 4160, 4892, 6115, 6656, 8320, 9784, 12230, 15899, 16640, 19568, 24460, 31798, 33280, 39136, 48920, 63596, 78272, 79495, 97840, 127192, 156544, 158990, 195680, 254384, 313088, 317980, 391360, 508768, 626176, 635960, 782720, 1017536, 1271920, 1565440, 2035072, 2543840, 3130880, 4070144, 5087680, 8140288, 10175360, 20350720, 40701440]

約数ペア:

[(1, 40701440), (2, 20350720), (4, 10175360), (5, 8140288), (8, 5087680), (10, 4070144), (13, 3130880), (16, 2543840), (20, 2035072), (26, 1565440), (32, 1271920), (40, 1017536), (52, 782720), (64, 635960), (65, 626176), (80, 508768), (104, 391360), (128, 317980), (130, 313088), (160, 254384), (208, 195680), (256, 158990), (260, 156544), (320, 127192), (416, 97840), (512, 79495), (520, 78272), (640, 63596), (832, 48920), (1040, 39136), (1223, 33280), (1280, 31798), (1664, 24460), (2080, 19568), (2446, 16640), (2560, 15899), (3328, 12230), (4160, 9784), (4892, 8320), (6115, 6656)]