193774540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{22171}}^1$

素因数の和:22222

約数の個数: 48

約数和(自身を含む): 446987520

約数和(自身を除く): 253212980

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, 8740, 22171, 44342, 88684, 110855, 221710, 421249, 443420, 509933, 842498, 1019866, 1684996, 2039732, 2106245, 2549665, 4212490, 5099330, 8424980, 9688727, 10198660, 19377454, 38754908, 48443635, 96887270, 193774540]

約数ペア:

[(1, 193774540), (2, 96887270), (4, 48443635), (5, 38754908), (10, 19377454), (19, 10198660), (20, 9688727), (23, 8424980), (38, 5099330), (46, 4212490), (76, 2549665), (92, 2106245), (95, 2039732), (115, 1684996), (190, 1019866), (230, 842498), (380, 509933), (437, 443420), (460, 421249), (874, 221710), (1748, 110855), (2185, 88684), (4370, 44342), (8740, 22171)]