289043990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{659}}^1\times {\mathrm{1907}}^1$

素因数の和:2596

約数の個数: 32

約数和(自身を含む): 544008960

約数和(自身を除く): 254964970

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 659, 1318, 1907, 3295, 3814, 6590, 9535, 15157, 19070, 30314, 43861, 75785, 87722, 151570, 219305, 438610, 1256713, 2513426, 6283565, 12567130, 28904399, 57808798, 144521995, 289043990]

約数ペア:

[(1, 289043990), (2, 144521995), (5, 57808798), (10, 28904399), (23, 12567130), (46, 6283565), (115, 2513426), (230, 1256713), (659, 438610), (1318, 219305), (1907, 151570), (3295, 87722), (3814, 75785), (6590, 43861), (9535, 30314), (15157, 19070)]