40243130

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{439}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 74131200

約数和(自身を除く): 33888070

約数列:

[1, 2, 5, 10, 89, 103, 178, 206, 439, 445, 515, 878, 890, 1030, 2195, 4390, 9167, 18334, 39071, 45217, 45835, 78142, 90434, 91670, 195355, 226085, 390710, 452170, 4024313, 8048626, 20121565, 40243130]

約数ペア:

[(1, 40243130), (2, 20121565), (5, 8048626), (10, 4024313), (89, 452170), (103, 390710), (178, 226085), (206, 195355), (439, 91670), (445, 90434), (515, 78142), (878, 45835), (890, 45217), (1030, 39071), (2195, 18334), (4390, 9167)]