40989856

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{499}}^1$

素因数の和:677

約数の個数: 48

約数和(自身を含む): 86184000

約数和(自身を除く): 45194144

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 151, 272, 302, 499, 544, 604, 998, 1208, 1996, 2416, 2567, 3992, 4832, 5134, 7984, 8483, 10268, 15968, 16966, 20536, 33932, 41072, 67864, 75349, 82144, 135728, 150698, 271456, 301396, 602792, 1205584, 1280933, 2411168, 2561866, 5123732, 10247464, 20494928, 40989856]

約数ペア:

[(1, 40989856), (2, 20494928), (4, 10247464), (8, 5123732), (16, 2561866), (17, 2411168), (32, 1280933), (34, 1205584), (68, 602792), (136, 301396), (151, 271456), (272, 150698), (302, 135728), (499, 82144), (544, 75349), (604, 67864), (998, 41072), (1208, 33932), (1996, 20536), (2416, 16966), (2567, 15968), (3992, 10268), (4832, 8483), (5134, 7984)]