42053920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15461}}^1$

素因数の和:15493

約数の個数: 48

約数和(自身を含む): 105203448

約数和(自身を除く): 63149528

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 15461, 30922, 61844, 77305, 123688, 154610, 247376, 262837, 309220, 494752, 525674, 618440, 1051348, 1236880, 1314185, 2102696, 2473760, 2628370, 4205392, 5256740, 8410784, 10513480, 21026960, 42053920]

約数ペア:

[(1, 42053920), (2, 21026960), (4, 10513480), (5, 8410784), (8, 5256740), (10, 4205392), (16, 2628370), (17, 2473760), (20, 2102696), (32, 1314185), (34, 1236880), (40, 1051348), (68, 618440), (80, 525674), (85, 494752), (136, 309220), (160, 262837), (170, 247376), (272, 154610), (340, 123688), (544, 77305), (680, 61844), (1360, 30922), (2720, 15461)]