31304120

素因数分解:

$2^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{2671}}^1$

素因数の和:2975

約数の個数: 32

約数和(自身を含む): 70701120

約数和(自身を除く): 39397000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 293, 586, 1172, 1465, 2344, 2671, 2930, 5342, 5860, 10684, 11720, 13355, 21368, 26710, 53420, 106840, 782603, 1565206, 3130412, 3913015, 6260824, 7826030, 15652060, 31304120]

約数ペア:

[(1, 31304120), (2, 15652060), (4, 7826030), (5, 6260824), (8, 3913015), (10, 3130412), (20, 1565206), (40, 782603), (293, 106840), (586, 53420), (1172, 26710), (1465, 21368), (2344, 13355), (2671, 11720), (2930, 10684), (5342, 5860)]