31301620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9721}}^1$

素因数の和:9760

約数の個数: 48

約数和(自身を含む): 78398208

約数和(自身を除く): 47096588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 9721, 19442, 38884, 48605, 68047, 97210, 136094, 194420, 223583, 272188, 340235, 447166, 680470, 894332, 1117915, 1360940, 1565081, 2235830, 3130162, 4471660, 6260324, 7825405, 15650810, 31301620]

約数ペア:

[(1, 31301620), (2, 15650810), (4, 7825405), (5, 6260324), (7, 4471660), (10, 3130162), (14, 2235830), (20, 1565081), (23, 1360940), (28, 1117915), (35, 894332), (46, 680470), (70, 447166), (92, 340235), (115, 272188), (140, 223583), (161, 194420), (230, 136094), (322, 97210), (460, 68047), (644, 48605), (805, 38884), (1610, 19442), (3220, 9721)]