48441880

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{461}}^1$

素因数の和:580

約数の個数: 64

約数和(自身を含む): 113762880

約数和(自身を除く): 65321000

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 71, 74, 142, 148, 185, 284, 296, 355, 370, 461, 568, 710, 740, 922, 1420, 1480, 1844, 2305, 2627, 2840, 3688, 4610, 5254, 9220, 10508, 13135, 17057, 18440, 21016, 26270, 32731, 34114, 52540, 65462, 68228, 85285, 105080, 130924, 136456, 163655, 170570, 261848, 327310, 341140, 654620, 682280, 1211047, 1309240, 2422094, 4844188, 6055235, 9688376, 12110470, 24220940, 48441880]

約数ペア:

[(1, 48441880), (2, 24220940), (4, 12110470), (5, 9688376), (8, 6055235), (10, 4844188), (20, 2422094), (37, 1309240), (40, 1211047), (71, 682280), (74, 654620), (142, 341140), (148, 327310), (185, 261848), (284, 170570), (296, 163655), (355, 136456), (370, 130924), (461, 105080), (568, 85285), (710, 68228), (740, 65462), (922, 52540), (1420, 34114), (1480, 32731), (1844, 26270), (2305, 21016), (2627, 18440), (2840, 17057), (3688, 13135), (4610, 10508), (5254, 9220)]