20341646140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1616983}}^1$

素因数の和:1617046

約数の個数: 48

約数和(自身を含む): 46452716352

約数和(自身を除く): 26111070212

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 2516, 3145, 6290, 12580, 1616983, 3233966, 6467932, 8084915, 16169830, 27488711, 32339660, 54977422, 59828371, 109954844, 119656742, 137443555, 239313484, 274887110, 299141855, 549774220, 598283710, 1017082307, 1196567420, 2034164614, 4068329228, 5085411535, 10170823070, 20341646140]

約数ペア:

[(1, 20341646140), (2, 10170823070), (4, 5085411535), (5, 4068329228), (10, 2034164614), (17, 1196567420), (20, 1017082307), (34, 598283710), (37, 549774220), (68, 299141855), (74, 274887110), (85, 239313484), (148, 137443555), (170, 119656742), (185, 109954844), (340, 59828371), (370, 54977422), (629, 32339660), (740, 27488711), (1258, 16169830), (2516, 8084915), (3145, 6467932), (6290, 3233966), (12580, 1616983)]