31994620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1321}}^1$

素因数の和:1510

約数の個数: 48

約数和(自身を含む): 77289408

約数和(自身を除く): 45294788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 173, 346, 692, 865, 1211, 1321, 1730, 2422, 2642, 3460, 4844, 5284, 6055, 6605, 9247, 12110, 13210, 18494, 24220, 26420, 36988, 46235, 92470, 184940, 228533, 457066, 914132, 1142665, 1599731, 2285330, 3199462, 4570660, 6398924, 7998655, 15997310, 31994620]

約数ペア:

[(1, 31994620), (2, 15997310), (4, 7998655), (5, 6398924), (7, 4570660), (10, 3199462), (14, 2285330), (20, 1599731), (28, 1142665), (35, 914132), (70, 457066), (140, 228533), (173, 184940), (346, 92470), (692, 46235), (865, 36988), (1211, 26420), (1321, 24220), (1730, 18494), (2422, 13210), (2642, 12110), (3460, 9247), (4844, 6605), (5284, 6055)]