40319740

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{227}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 86873472

約数和(自身を除く): 46553732

約数列:

[1, 2, 4, 5, 10, 20, 83, 107, 166, 214, 227, 332, 415, 428, 454, 535, 830, 908, 1070, 1135, 1660, 2140, 2270, 4540, 8881, 17762, 18841, 24289, 35524, 37682, 44405, 48578, 75364, 88810, 94205, 97156, 121445, 177620, 188410, 242890, 376820, 485780, 2015987, 4031974, 8063948, 10079935, 20159870, 40319740]

約数ペア:

[(1, 40319740), (2, 20159870), (4, 10079935), (5, 8063948), (10, 4031974), (20, 2015987), (83, 485780), (107, 376820), (166, 242890), (214, 188410), (227, 177620), (332, 121445), (415, 97156), (428, 94205), (454, 88810), (535, 75364), (830, 48578), (908, 44405), (1070, 37682), (1135, 35524), (1660, 24289), (2140, 18841), (2270, 17762), (4540, 8881)]