40184140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{877}}^1$

素因数の和:994

約数の個数: 48

約数和(自身を含む): 88502400

約数和(自身を除く): 48318260

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 79, 116, 145, 158, 290, 316, 395, 580, 790, 877, 1580, 1754, 2291, 3508, 4385, 4582, 8770, 9164, 11455, 17540, 22910, 25433, 45820, 50866, 69283, 101732, 127165, 138566, 254330, 277132, 346415, 508660, 692830, 1385660, 2009207, 4018414, 8036828, 10046035, 20092070, 40184140]

約数ペア:

[(1, 40184140), (2, 20092070), (4, 10046035), (5, 8036828), (10, 4018414), (20, 2009207), (29, 1385660), (58, 692830), (79, 508660), (116, 346415), (145, 277132), (158, 254330), (290, 138566), (316, 127165), (395, 101732), (580, 69283), (790, 50866), (877, 45820), (1580, 25433), (1754, 22910), (2291, 17540), (3508, 11455), (4385, 9164), (4582, 8770)]