67131940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{7681}}^1$

素因数の和:7732

約数の個数: 48

約数和(自身を含む): 154869120

約数和(自身を除く): 87737180

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 7681, 8740, 15362, 30724, 38405, 76810, 145939, 153620, 176663, 291878, 353326, 583756, 706652, 729695, 883315, 1459390, 1766630, 2918780, 3356597, 3533260, 6713194, 13426388, 16782985, 33565970, 67131940]

約数ペア:

[(1, 67131940), (2, 33565970), (4, 16782985), (5, 13426388), (10, 6713194), (19, 3533260), (20, 3356597), (23, 2918780), (38, 1766630), (46, 1459390), (76, 883315), (92, 729695), (95, 706652), (115, 583756), (190, 353326), (230, 291878), (380, 176663), (437, 153620), (460, 145939), (874, 76810), (1748, 38405), (2185, 30724), (4370, 15362), (7681, 8740)]