39870880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{367}}^1$

素因数の和:486

約数の個数: 96

約数和(自身を含む): 109057536

約数和(自身を除く): 69186656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 97, 112, 140, 160, 194, 224, 280, 367, 388, 485, 560, 679, 734, 776, 970, 1120, 1358, 1468, 1552, 1835, 1940, 2569, 2716, 2936, 3104, 3395, 3670, 3880, 5138, 5432, 5872, 6790, 7340, 7760, 10276, 10864, 11744, 12845, 13580, 14680, 15520, 20552, 21728, 25690, 27160, 29360, 35599, 41104, 51380, 54320, 58720, 71198, 82208, 102760, 108640, 142396, 177995, 205520, 249193, 284792, 355990, 411040, 498386, 569584, 711980, 996772, 1139168, 1245965, 1423960, 1993544, 2491930, 2847920, 3987088, 4983860, 5695840, 7974176, 9967720, 19935440, 39870880]

約数ペア:

[(1, 39870880), (2, 19935440), (4, 9967720), (5, 7974176), (7, 5695840), (8, 4983860), (10, 3987088), (14, 2847920), (16, 2491930), (20, 1993544), (28, 1423960), (32, 1245965), (35, 1139168), (40, 996772), (56, 711980), (70, 569584), (80, 498386), (97, 411040), (112, 355990), (140, 284792), (160, 249193), (194, 205520), (224, 177995), (280, 142396), (367, 108640), (388, 102760), (485, 82208), (560, 71198), (679, 58720), (734, 54320), (776, 51380), (970, 41104), (1120, 35599), (1358, 29360), (1468, 27160), (1552, 25690), (1835, 21728), (1940, 20552), (2569, 15520), (2716, 14680), (2936, 13580), (3104, 12845), (3395, 11744), (3670, 10864), (3880, 10276), (5138, 7760), (5432, 7340), (5872, 6790)]