39820880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1223}}^1$

素因数の和:1284

約数の個数: 80

約数和(自身を含む): 103814784

約数和(自身を除く): 63993904

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 55, 74, 80, 88, 110, 148, 176, 185, 220, 296, 370, 407, 440, 592, 740, 814, 880, 1223, 1480, 1628, 2035, 2446, 2960, 3256, 4070, 4892, 6115, 6512, 8140, 9784, 12230, 13453, 16280, 19568, 24460, 26906, 32560, 45251, 48920, 53812, 67265, 90502, 97840, 107624, 134530, 181004, 215248, 226255, 269060, 362008, 452510, 497761, 538120, 724016, 905020, 995522, 1076240, 1810040, 1991044, 2488805, 3620080, 3982088, 4977610, 7964176, 9955220, 19910440, 39820880]

約数ペア:

[(1, 39820880), (2, 19910440), (4, 9955220), (5, 7964176), (8, 4977610), (10, 3982088), (11, 3620080), (16, 2488805), (20, 1991044), (22, 1810040), (37, 1076240), (40, 995522), (44, 905020), (55, 724016), (74, 538120), (80, 497761), (88, 452510), (110, 362008), (148, 269060), (176, 226255), (185, 215248), (220, 181004), (296, 134530), (370, 107624), (407, 97840), (440, 90502), (592, 67265), (740, 53812), (814, 48920), (880, 45251), (1223, 32560), (1480, 26906), (1628, 24460), (2035, 19568), (2446, 16280), (2960, 13453), (3256, 12230), (4070, 9784), (4892, 8140), (6115, 6512)]