2051235220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{17351}}^1$

素因数の和:17640

約数の個数: 48

約数和(自身を含む): 4512630528

約数和(自身を除く): 2461395308

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 257, 460, 514, 1028, 1285, 2570, 5140, 5911, 11822, 17351, 23644, 29555, 34702, 59110, 69404, 86755, 118220, 173510, 347020, 399073, 798146, 1596292, 1995365, 3990730, 4459207, 7981460, 8918414, 17836828, 22296035, 44592070, 89184140, 102561761, 205123522, 410247044, 512808805, 1025617610, 2051235220]

約数ペア:

[(1, 2051235220), (2, 1025617610), (4, 512808805), (5, 410247044), (10, 205123522), (20, 102561761), (23, 89184140), (46, 44592070), (92, 22296035), (115, 17836828), (230, 8918414), (257, 7981460), (460, 4459207), (514, 3990730), (1028, 1995365), (1285, 1596292), (2570, 798146), (5140, 399073), (5911, 347020), (11822, 173510), (17351, 118220), (23644, 86755), (29555, 69404), (34702, 59110)]