34638440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{21121}}^1$

素因数の和:21173

約数の個数: 32

約数和(自身を含む): 79841160

約数和(自身を除く): 45202720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 21121, 42242, 84484, 105605, 168968, 211210, 422420, 844840, 865961, 1731922, 3463844, 4329805, 6927688, 8659610, 17319220, 34638440]

約数ペア:

[(1, 34638440), (2, 17319220), (4, 8659610), (5, 6927688), (8, 4329805), (10, 3463844), (20, 1731922), (40, 865961), (41, 844840), (82, 422420), (164, 211210), (205, 168968), (328, 105605), (410, 84484), (820, 42242), (1640, 21121)]