31308770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{449}}^1$

素因数の和:842

約数の個数: 32

約数和(自身を含む): 59616000

約数和(自身を除く): 28307230

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 367, 449, 734, 898, 1835, 2245, 3670, 4490, 6973, 8531, 13946, 17062, 34865, 42655, 69730, 85310, 164783, 329566, 823915, 1647830, 3130877, 6261754, 15654385, 31308770]

約数ペア:

[(1, 31308770), (2, 15654385), (5, 6261754), (10, 3130877), (19, 1647830), (38, 823915), (95, 329566), (190, 164783), (367, 85310), (449, 69730), (734, 42655), (898, 34865), (1835, 17062), (2245, 13946), (3670, 8531), (4490, 6973)]