2074280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3989}}^1$

素因数の和:4013

約数の個数: 32

約数和(自身を含む): 5027400

約数和(自身を除く): 2953120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3989, 7978, 15956, 19945, 31912, 39890, 51857, 79780, 103714, 159560, 207428, 259285, 414856, 518570, 1037140, 2074280]

約数ペア:

[(1, 2074280), (2, 1037140), (4, 518570), (5, 414856), (8, 259285), (10, 207428), (13, 159560), (20, 103714), (26, 79780), (40, 51857), (52, 39890), (65, 31912), (104, 19945), (130, 15956), (260, 7978), (520, 3989)]