2654380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 6090336

約数和(自身を除く): 3435956

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 211, 340, 370, 422, 629, 740, 844, 1055, 1258, 2110, 2516, 3145, 3587, 4220, 6290, 7174, 7807, 12580, 14348, 15614, 17935, 31228, 35870, 39035, 71740, 78070, 132719, 156140, 265438, 530876, 663595, 1327190, 2654380]

約数ペア:

[(1, 2654380), (2, 1327190), (4, 663595), (5, 530876), (10, 265438), (17, 156140), (20, 132719), (34, 78070), (37, 71740), (68, 39035), (74, 35870), (85, 31228), (148, 17935), (170, 15614), (185, 14348), (211, 12580), (340, 7807), (370, 7174), (422, 6290), (629, 4220), (740, 3587), (844, 3145), (1055, 2516), (1258, 2110)]