16952380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{269}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 37558080

約数和(自身を除く): 20605700

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 137, 230, 269, 274, 460, 538, 548, 685, 1076, 1345, 1370, 2690, 2740, 3151, 5380, 6187, 6302, 12374, 12604, 15755, 24748, 30935, 31510, 36853, 61870, 63020, 73706, 123740, 147412, 184265, 368530, 737060, 847619, 1695238, 3390476, 4238095, 8476190, 16952380]

約数ペア:

[(1, 16952380), (2, 8476190), (4, 4238095), (5, 3390476), (10, 1695238), (20, 847619), (23, 737060), (46, 368530), (92, 184265), (115, 147412), (137, 123740), (230, 73706), (269, 63020), (274, 61870), (460, 36853), (538, 31510), (548, 30935), (685, 24748), (1076, 15755), (1345, 12604), (1370, 12374), (2690, 6302), (2740, 6187), (3151, 5380)]