1253920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{461}}^1$

素因数の和:493

約数の個数: 48

約数和(自身を含む): 3143448

約数和(自身を除く): 1889528

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 461, 544, 680, 922, 1360, 1844, 2305, 2720, 3688, 4610, 7376, 7837, 9220, 14752, 15674, 18440, 31348, 36880, 39185, 62696, 73760, 78370, 125392, 156740, 250784, 313480, 626960, 1253920]

約数ペア:

[(1, 1253920), (2, 626960), (4, 313480), (5, 250784), (8, 156740), (10, 125392), (16, 78370), (17, 73760), (20, 62696), (32, 39185), (34, 36880), (40, 31348), (68, 18440), (80, 15674), (85, 14752), (136, 9220), (160, 7837), (170, 7376), (272, 4610), (340, 3688), (461, 2720), (544, 2305), (680, 1844), (922, 1360)]