31620860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1297}}^1$

素因数の和:1382

約数の個数: 48

約数和(自身を含む): 70652736

約数和(自身を除く): 39031876

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 53, 92, 106, 115, 212, 230, 265, 460, 530, 1060, 1219, 1297, 2438, 2594, 4876, 5188, 6095, 6485, 12190, 12970, 24380, 25940, 29831, 59662, 68741, 119324, 137482, 149155, 274964, 298310, 343705, 596620, 687410, 1374820, 1581043, 3162086, 6324172, 7905215, 15810430, 31620860]

約数ペア:

[(1, 31620860), (2, 15810430), (4, 7905215), (5, 6324172), (10, 3162086), (20, 1581043), (23, 1374820), (46, 687410), (53, 596620), (92, 343705), (106, 298310), (115, 274964), (212, 149155), (230, 137482), (265, 119324), (460, 68741), (530, 59662), (1060, 29831), (1219, 25940), (1297, 24380), (2438, 12970), (2594, 12190), (4876, 6485), (5188, 6095)]