38718860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{433}}^1$

素因数の和:722

約数の個数: 48

約数和(自身を含む): 86619456

約数和(自身を除く): 47900596

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 263, 340, 433, 526, 866, 1052, 1315, 1732, 2165, 2630, 4330, 4471, 5260, 7361, 8660, 8942, 14722, 17884, 22355, 29444, 36805, 44710, 73610, 89420, 113879, 147220, 227758, 455516, 569395, 1138790, 1935943, 2277580, 3871886, 7743772, 9679715, 19359430, 38718860]

約数ペア:

[(1, 38718860), (2, 19359430), (4, 9679715), (5, 7743772), (10, 3871886), (17, 2277580), (20, 1935943), (34, 1138790), (68, 569395), (85, 455516), (170, 227758), (263, 147220), (340, 113879), (433, 89420), (526, 73610), (866, 44710), (1052, 36805), (1315, 29444), (1732, 22355), (2165, 17884), (2630, 14722), (4330, 8942), (4471, 8660), (5260, 7361)]