38897020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{491}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 87036768

約数和(自身を除く): 48139748

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 233, 340, 466, 491, 932, 982, 1165, 1964, 2330, 2455, 3961, 4660, 4910, 7922, 8347, 9820, 15844, 16694, 19805, 33388, 39610, 41735, 79220, 83470, 114403, 166940, 228806, 457612, 572015, 1144030, 1944851, 2288060, 3889702, 7779404, 9724255, 19448510, 38897020]

約数ペア:

[(1, 38897020), (2, 19448510), (4, 9724255), (5, 7779404), (10, 3889702), (17, 2288060), (20, 1944851), (34, 1144030), (68, 572015), (85, 457612), (170, 228806), (233, 166940), (340, 114403), (466, 83470), (491, 79220), (932, 41735), (982, 39610), (1165, 33388), (1964, 19805), (2330, 16694), (2455, 15844), (3961, 9820), (4660, 8347), (4910, 7922)]